CVE-2003-0643
Integer signedness error in the Linux Socket Filter implementation (filter.c) in Linux 2.4.3-pre3 to 2.4.22-pre10 allows attackers to cause a denial of service (crash).
All CVEs associated with "Denial of Service (DoS)". Page 318/331 • 39648 CVEs.
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A curated feed of “Denial of Service (DoS)”-related CVEs appears below. We currently track 39648 CVEs for this tag (all time). In the last 365 days, 3219 were published. Average CVSS is 6.6 (all time; 6.6 over 365d), and 47% are rated High/Critical (all time). Top CWEs (last 365 days): CWE-400 - Uncontrolled Resource Consumption, CWE-770 - Allocation of Resources Without Limits or Throttling, CWE-476 - NULL Pointer Dereference.
In our taxonomy this topic maps to a LOW impact class. Vendor advisories and release notes are key. Verify compatibility matrices, prefer supported long term versions, and stage rollouts with monitoring. Use the filters below to sort by CVSS, risk and CWE. Each detail page highlights vendor advisories and mitigation tips.
CVEs tagged with this topic. Filters apply to the whole list (loaded from JSON).
Integer signedness error in the Linux Socket Filter implementation (filter.c) in Linux 2.4.3-pre3 to 2.4.22-pre10 allows attackers to cause a denial of service (crash).
ypserv NIS server before 2.7 allows remote attackers to cause a denial of service via a TCP client request that does not respond to the server, which causes ypserv to block.
lyskom-server 2.0.7 and earlier allows unauthenticated users to cause a denial of service (CPU consumption) via a large query.
SMC Networks Barricade Wireless Cable/DSL Broadband Router SMC7004VWBR allows remote attackers to cause a denial of service via certain packets to PPTP port 1723 on the internal interface.
Unknown vulnerability in the DCERPC (DCE/RPC) dissector in Ethereal 0.9.12 and earlier allows remote attackers to cause a denial of service (memory consumption) via a certain NDR string.
The OSI dissector in Ethereal 0.9.12 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via invalid IPv4 or IPv6 prefix lengths, possibly triggering…
The SPNEGO dissector in Ethereal 0.9.12 and earlier allows remote attackers to cause a denial of service (crash) via an invalid ASN.1 value.
Solaris 8 with IPv6 enabled allows remote attackers to cause a denial of service (kernel panic) via a crafted IPv6 packet.
Unknown vulnerability in patches 108993-14 through 108993-19 and 108994-14 through 108994-19 for Solaris 8 may allow local users to cause a denial of service (automountd crash).
Buffer overflow in atftp daemon (atftpd) 0.6.1 and earlier, and possibly later versions, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long fi…
Format string vulnerability in Magic WinMail Server 2.3, and possibly other 2.x versions, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format s…
Directory traversal vulnerability in ST FTP Service 3.0 allows remote attackers to list arbitrary directories via a CD command with a DoS drive letter argument (e.g. E:).
Vignette StoryServer 5 and Vignette V/5 allows remote attackers to read and modify license information, and cause a denial of service (service halt) by directly accessing the /vgn/license template.
Buffer overflow in BRS WebWeaver 1.04 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long HTTP (1) POST or (2) HEAD request.
Remote PC Access Server 2.2 allows remote attackers to cause a denial of service (crash) by receiving packets from the server and sending them back to the server.
Buffer overflow in url_filename function for wget 1.8.1 allows attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a long URL.
CUPS before 1.1.19 allows remote attackers to cause a denial of service via a partial printing request to the IPP port (631), which does not time out.
Unknown vulnerability in the TTY layer of the Linux kernel 2.4 allows attackers to cause a denial of service ("kernel oops").
Buffer overflow in Pi3Web 2.0.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a GET request with a large number of / characters.
Memory leak in eServ 2.9x allows remote attackers to cause a denial of service (memory exhaustion) via a large number of connections, whose memory is not freed when the connection is terminated.
PalmOS allows remote attackers to cause a denial of service (CPU consumption) via a flood of ICMP echo request (ping) packets.
The IMAP Client for Evolution 1.2.4 allows remote malicious IMAP servers to cause a denial of service and possibly execute arbitrary code via certain large literal size values that cause either integ…
c-client IMAP Client, as used in imap-2002b and Pine 4.53, allows remote malicious IMAP servers to cause a denial of service (crash) and possibly execute arbitrary code via certain large (1) literal…
The IMAP Client for Mozilla 1.3 and 1.4a allows remote malicious IMAP servers to cause a denial of service and possibly execute arbitrary code via certain large (1) literal and possibly (2) mailbox s…
The IMAP Client, as used in mutt 1.4.1 and Balsa 2.0.10, allows remote malicious IMAP servers to cause a denial of service and possibly execute arbitrary code via certain large mailbox size values th…
The IMAP Client for Sylpheed 0.8.11 allows remote malicious IMAP servers to cause a denial of service (crash) via certain large literal size values that cause either integer signedness errors or inte…
The IMAP Client for Outlook Express 6.00.2800.1106 allows remote malicious IMAP servers to cause a denial of service (crash) via certain large literal size values that cause either integer signedness…
The IMAP Client for Eudora 5.2.1 allows remote malicious IMAP servers to cause a denial of service and possibly execute arbitrary code via certain large literal size values that cause either integer…
Snowblind Web Server 1.0 allows remote attackers to cause a denial of service (crash) via a URL that ends in a "</" sequence.
Snowblind Web Server 1.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long HTTP request, which may trigger a buffer overflow.
The TCP/IP fragment reassembly handling in the Linux kernel 2.4 allows remote attackers to cause a denial of service (CPU consumption) via certain packets that cause a large number of hash table coll…
Buffer overflow in Prishtina FTP client 1.x allows remote FTP servers to cause a denial of service (crash) and possibly execute arbitrary code via a long FTP banner.
Signed integer vulnerability in libnasl in Nessus before 2.0.6 allows local users with plugin upload privileges to cause a denial of service (core dump) and possibly execute arbitrary code by causing…
Multiple buffer overflows in libnasl in Nessus before 2.0.6 allow local users with plugin upload privileges to cause a denial of service (core dump) and possibly execute arbitrary code via (1) a long…
Buffer overflow in Eudora 5.2.1 allows remote attackers to cause a denial of service (crash and failed restart) and possibly execute arbitrary code via an Attachment Converted argument with a large n…
The authentication module for Apache 2.0.40 through 2.0.45 on Unix does not properly handle threads safely when using the crypt_r or crypt functions, which allows remote attackers to cause a denial o…
The ASP function Response.AddHeader in Microsoft Internet Information Server (IIS) 4.0 and 5.0 does not limit memory requests when constructing headers, which allow remote attackers to generate a lar…
Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a denial of service via a long WebDAV request with a (1) PROPFIND or (2) SEARCH method, which generates an e…
The logging capability for unicast and multicast transmissions in the ISAPI extension for Microsoft Windows Media Services in Microsoft Windows NT 4.0 and 2000, nsiislog.dll, allows remote attackers…
Vulnerability in the apr_psprintf function in the Apache Portable Runtime (APR) library for Apache 2.0.37 through 2.0.45 allows remote attackers to cause a denial of service (crash) and possibly exec…
The Service Assurance Agent (SAA) in Cisco IOS 12.0 through 12.2, aka Response Time Reporter (RTR), allows remote attackers to cause a denial of service (crash) via malformed RTR packets to port 1967.
Multiple buffer overflows in BitchX IRC client 1.0-0c19 and earlier allow remote malicious IRC servers to cause a denial of service (crash) and possibly execute arbitrary code via long hostnames, nic…
Integer overflow in BitchX IRC client 1.0-0c19 and earlier allows remote malicious IRC servers to cause a denial of service (crash).
Multiple buffer overflows in ircII 20020912 allows remote malicious IRC servers to cause a denial of service (crash) and possibly execute arbitrary code via responses that are not properly fed to the…
Buffer overflows in EPIC IRC Client (EPIC4) 1.0.1 allows remote malicious IRC servers to cause a denial of service (crash) and possibly execute arbitrary code via long replies that are not properly h…
EPIC IRC Client (EPIC4) pre2.002, pre2.003, and possibly later versions, allows remote malicious IRC servers to cause a denial of service (crash) and possibly execute arbitrary code via a CTCP reques…
Multiple off-by-one vulnerabilities in Ethereal 0.9.11 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via the (1) AIM, (2) GIOP Gryphon, (3) OSPF,…
Multiple integer overflow vulnerabilities in Ethereal 0.9.11 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via the (1) Mount and (2) PPP dissecto…
Multiple buffer overflows in gPS before 1.0.0 allow attackers to cause a denial of service and possibly execute arbitrary code.
Buffer overflow in gPS before 0.10.2 may allow local users to cause a denial of service (SIGSEGV) in rgpsp via long command lines.
The Telnet daemon (in.telnetd) for Solaris 2.6 through 9 allows remote attackers to cause a denial of service (CPU consumption by infinite loop).
Format string vulnerability in Crob FTP Server 2.60.1 allows remote attackers to cause a denial of service (crash) via "%s" or "%n" sequences in (1) the username during login, or other FTP commands s…
The Message Session window in Mirabilis ICQ Pro 2003a allows remote attackers to cause a denial of service (CPU consumption) by spoofing the address of an ADS server and sending HTML with a -1 width…
icqateimg32.dll parsing/rendering library in Mirabilis ICQ Pro 2003a allows remote attackers to cause a denial of service via malformed GIF89a headers that do not contain a GCT (Global Color Table) o…
The route cache implementation in Linux 2.4, and the Netfilter IP conntrack module, allows remote attackers to cause a denial of service (CPU consumption) via packets with forged source addresses tha…
Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 2.x.x through 3.6.7 allows remote attackers to cause a denial of service (reload) via a malformed SSH initialization packet.
Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 2.x.x through 3.6.7A allow remote attackers to cause a denial of service (slowdown and possibly reload) via a flood of malformed…
Multiple buffer overflows in SLWebMail 3 on Windows systems allows remote attackers to cause a denial of service and possibly execute arbitrary code via (1) a long Language parameter to showlogin.dll…
stunnel 4.0.3 and earlier allows attackers to cause a denial of service (crash) via SIGCHLD signal handler race conditions that cause an inconsistency in the child counter.
gkrellm-newsticker gkrellm plugin before 0.3-3.1 allows remote attackers to cause a denial of service (crash) via (1) link or (2) title elements that contain multiple lines.
Buffer overflow in the administration service (CSAdmin) for Cisco Secure ACS before 3.1.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long user para…
handleAccept in rinetd before 0.62 does not properly resize the connection list when it becomes full and sets an array index incorrectly, which allows remote attackers to cause a denial of service an…
ctrlpacket.c in PoPToP PPTP server before 1.1.4-b3 allows remote attackers to cause a denial of service via a length field of 0 or 1, which causes a negative value to be fed into a read operation, le…
BitchX IRC client 1.0c20cvs and earlier allows attackers to cause a denial of service (core dump) via certain channel mode changes that are not properly handled in names.c.
The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in Internet Security and Acceleration (ISA) Server 2000 allow remote attackers to cause a denial of service…
GtkHTML, as included in Evolution before 1.2.4, allows remote attackers to cause a denial of service (crash) via certain malformed messages.
decrypt_msg for the Gaim-Encryption GAIM plugin 1.15 and earlier does not properly validate a message length parameter, which allows remote attackers to cause a denial of service (crash) via a negati…
Multiple buffer overflows in Samba before 2.2.8a may allow remote attackers to execute arbitrary code or cause a denial of service, as discovered by the Samba team and a different vulnerability than…
Memory leak in xinetd 2.3.10 allows remote attackers to cause a denial of service (memory consumption) via a large number of rejected connections.
Unknown vulnerability in rpcbind for Solaris 2.6 through 9 allows remote attackers to cause a denial of service (rpcbind crash).
Memory leak in lofiadm in Solaris 8 allows local users to cause a denial of service (kernel memory consumption).
Multiple buffer overflows in lp subsystem for HP-UX 10.20 through 11.11 (11i) allow local users to cause a denial of service and possibly execute arbitrary code.
Unknown vulnerability or vulnerabilities in TCP/IP component for HP Tru64 UNIX 4.0f, 4.0g, and 5.0a allows remote attackers to cause a denial of service.
Unknown vulnerability in the ARP component for HP Tru64 UNIX 4.0f, 4.0g, and 5.0a allows remote attackers to "take over packets destined for another host" and cause a denial of service.
savesettings.php in phpGB 1.20 and earlier does not require authentication, which allows remote attackers to cause a denial of service or execute arbitrary PHP code by using savesettings.php to modif…
mod_access_referer 1.0.2 allows remote attackers to cause a denial of service (crash) via a malformed Referer header that is missing a hostname, as parsed by the ap_parse_uri_components function in A…
ptrace on HP-UX 11.00 through 11.11 allows local users to cause a denial of service (data page fault panic) via "an incorrect reference to thread register state."
Format string vulnerability in SMTP service for WebEasyMail 3.4.2.2 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format strings in…
Buffer overflow in the interpreter for Novell NetBasic Scripting Server (NSN) for Netware 5.1 and 6, and Novell Small Business Suite 5.1 and 6, allows remote attackers to cause a denial of service (A…
Buffer overflow in munpack in mpack 1.5 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code.
HP ProCurve Switch 4000M C.07.23 allows remote attackers to cause a denial of service (crash) via an SNMP write request containing 85 characters, possibly triggering a buffer overflow.
Kerio MailServer 5.0 allows remote attackers to cause a denial of service (hang) via SYN packets to the supported network services.
A memory leak in Apache 2.0 through 2.0.44 allows remote attackers to cause a denial of service (memory consumption) via large chunks of linefeed characters, which causes Apache to allocate 80 bytes…
Unknown vulnerability in filestat.c for Apache running on OS2, versions 2.0 through 2.0.45, allows unknown attackers to cause a denial of service via requests related to device names.
hpnst.exe in the GoAhead-Webs webserver for HP Instant TopTools before 5.55 allows remote attackers to cause a denial of service (CPU consumption) via a request to hpnst.exe that calls itself, which…
The AIM component of Trillian 0.73 and 0.74 allows remote attackers to cause a denial of service (crash) via certain strings such as "P > O < C".
Multiple buffer overflows in the IRC component of Trillian 0.73 and 0.74 allows remote malicious IRC servers to cause a denial of service and possibly execute arbitrary code via (1) a large response…
The IRC component of Trillian 0.73 and 0.74 allows remote malicious IRC servers to cause a denial of service (crash) by sending the raw messages (1) 206, (2) 211, (3) 213, (4) 214, (5) 215, (6) 217,…
The IRC component of Trillian 0.73 and 0.74 allows remote malicious IRC servers to cause a denial of service (crash) via a PART message with (1) a missing channel or (2) a channel that the Trillian u…
NetBSD 1.4 through 1.6 beta allows local users to cause a denial of service (kernel panic) via a series of calls to the TIOCSCTTY ioctl, which causes an integer overflow in a structure counter and se…
The MPS functionality in Enterasys SSR8000 (Smart Switch Router) before firmware 8.3.0.10 allows remote attackers to cause a denial of service (crash) via multiple port scans to ports 15077 and 15078.
Unreal Tournament 2003 (ut2003) clients and servers allow remote attackers to cause a denial of service via malformed messages containing a small number of characters to UDP ports 7778 or 10777.
Format string vulnerability in the CLI interface for WatchGuard Firebox Vclass 3.2 and earlier, and RSSA Appliance 3.0.2, allows remote attackers to cause a denial of service and possibly execute arb…
Buffer overflow in PowerFTP FTP server 2.24, and possibly other versions, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long USER argument.
The RPC component in Windows 2000, Windows NT 4.0, and Windows XP allows remote attackers to cause a denial of service (disabled RPC service) via a malformed packet to the RPC Endpoint Mapper at TCP…
The Key Distribution Center (KDC) in Kerberos 5 (krb5) 1.2.7 and earlier allows remote, authenticated attackers to cause a denial of service (crash) on KDCs within the same realm using a certain prot…
The Key Distribution Center (KDC) in Kerberos 5 (krb5) 1.2.7 and earlier allows remote, authenticated attackers to cause a denial of service (crash) on KDCs within the same realm using a certain prot…
Heap-based buffer overflow in the NTLMSSP code for Ethereal 0.9.9 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code.
The prescan() function in the address parser (parseaddr.c) in Sendmail before 8.12.9 does not properly handle certain conversions from char and int types, which can cause a length check to be disable…
Integer signedness error in emalloc() function for PHP before 4.3.2 allow remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via negative arguments…
Multiple off-by-one buffer overflows in the IMAP capability for Mutt 1.3.28 and earlier, and Balsa 1.2.4 and earlier, allow a remote malicious IMAP server to cause a denial of service (crash) and pos…
Multiple buffer overflows in Lotus Domino Web Server before 6.0.1 allow remote attackers to cause a denial of service or execute arbitrary code via (1) the s_ViewName option in the PresetFields param…
Lotus Domino Web Server (nhttp.exe) before 6.0.1 allows remote attackers to cause a denial of service via an incomplete POST request, as demonstrated using the h_PageUI form.
Lotus Domino Web Server (nhttp.exe) before 6.0.1 allows remote attackers to cause a denial of service via a "Fictionary Value Field POST request" as demonstrated using the s_Validation form with a lo…
The administrative web interface (STEMWADM) for SurfControl SuperScout Email Filter allows remote attackers to cause a denial of service (crash) via an HTTP request without a Content-Length parameter.
The administrative web interface (STEMWADM) for SurfControl SuperScout Email Filter allows remote attackers to cause a denial of service (resource exhaustion) via a GET request without the terminatin…
Buffer overflow in MDaemon POP server 6.0.7 and earlier allows remote authenticated users to cause a denial of service via long (1) DELE or (2) UIDL arguments.
SolarWinds TFTP server 5.0.55 and earlier allows remote attackers to cause a denial of service (crash) via a large UDP datagram, possibly triggering a buffer overflow.
Netscreen running ScreenOS 4.0.0r6 and earlier allows remote attackers to cause a denial of service via a malformed SSH packet to the Secure Command Shell (SCS) management interface, as demonstrated…
Buffer overflow in nslookup in IBM AIX may allow attackers to cause a denial of service or execute arbitrary code.
Cisco ONS15454 and ONS15327 running ONS before 3.4 allows attackers to cause a denial of service (reset) via an HTTP request to the TCC, TCC+ or XTC, in which the request contains an invalid CORBA In…
Cisco ONS15454 and ONS15327 running ONS before 3.4 allows attackers to cause a denial of service (reset to TCC, TCC+, TCCi or XTC) via a malformed HTTP request that does not contain a leading / (slas…
Unknown vulnerability in tcpdump before 3.7.2 related to an inability to "Handle unknown RADIUS attributes properly," allows remote attackers to cause a denial of service (infinite loop), a different…
Multiple vulnerabilities in NetPBM 9.20 and earlier, and possibly other versions, may allow remote attackers to cause a denial of service or execute arbitrary code via "maths overflow errors" such as…
Unknown vulnerability in the DNS intrusion detection application filter for Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of service (blocke…
The try_uudecoding function in mail-format.c for Ximian Evolution Mail User Agent 1.2.2 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code vi…
Ximian Evolution Mail User Agent 1.2.2 and earlier allows remote attackers to cause a denial of service (memory consumption) via a mail message that is uuencoded multiple times.
Buffer overflow in Mutt 1.4.0 and possibly earlier versions, 1.5.x up to 1.5.3, and other programs that use Mutt code such as Balsa before 2.0.10, allows a remote malicious IMAP server to cause a den…
ldbm_back_exop_passwd in the back-ldbm backend in passwd.c for OpenLDAP 2.1.12 and earlier, when the slap_passwd_parse function does not return LDAP_SUCCESS, attempts to free an uninitialized pointer…
Buffer overflow in Web Retriever client for Lotus Notes/Domino R4.5 through R6 allows remote malicious web servers to cause a denial of service (crash) via a long HTTP status line.