About “TOCTOU Race”

A curated feed of “TOCTOU Race”-related CVEs appears below. We currently track 302 CVEs for this tag (all time). In the last 365 days, 113 were published. Average CVSS is 6.6 (all time; 6.5 over 365d), and 53% are rated High/Critical (all time). Top CWEs (last 365 days): CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition, CWE-59 - Improper Link Resolution Before File Access ('Link Following'), CWE-918 - Server-Side Request Forgery (SSRF).

In our taxonomy this topic maps to a MODERATE impact class. Common exploitation patterns for this weakness can lead to moderate. Use the filters to triage high risk first and validate exposure in your environment. 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).

CVSS ≥ 0.0
2022-07-01
High

CVE-2022-27904

Automox Agent for macOS before version 39 was vulnerable to a time-of-check/time-of-use (TOCTOU) race-condition attack during the agent install process.

2022-06-14
High

CVE-2021-35111

Improper validation of tag id while RRC sending tag id to MAC can lead to TOCTOU race condition in Snapdragon Connectivity, Snapdragon Mobile

2022-05-23
High

CVE-2022-31466

Time of Check - Time of Use (TOCTOU) vulnerability in Quick Heal Total Security prior to 12.1.1.27 allows a local attacker to achieve privilege escalation, potentially leading to deletion of system f…

2022-05-18
High

CVE-2021-3969

A Time of Check Time of Use (TOCTOU) vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3that could allow a local attacker…

2022-05-11
Medium

CVE-2021-26350

A TOCTOU race condition in SMU may allow for the caller to obtain and manipulate the address of a message port register which may result in a potential denial of service.

2022-05-10
High

CVE-2022-1537

file.copy operations in GruntJS are vulnerable to a TOCTOU race condition leading to arbitrary file write in GitHub repository gruntjs/grunt prior to 1.5.3. This vulnerability is capable of arbitrary…

2022-04-21
Critical

CVE-2022-28743

Time-of-check Time-of-use (TOCTOU) Race Condition vulerability in Foscam R2C IP camera running System FW <= 1.13.1.6, and Application FW <= 2.91.2.66, allows an authenticated remote attacker with adm…

2022-04-14
High

CVE-2022-25165

An issue was discovered in Amazon AWS VPN Client 2.0.0. A TOCTOU race condition exists during the validation of VPN configuration files. This allows parameters outside of the AWS VPN Client allow lis…

2022-04-12
Medium

CVE-2022-0915

There is a Time-of-check Time-of-use (TOCTOU) Race Condition Vulnerability in Logitech Sync for Windows prior to 2.4.574. Successful exploitation of these vulnerabilities may escalate the permission…

2022-02-25
High

CVE-2021-22437

There is a software integer overflow leading to a TOCTOU condition in smartphones. Successful exploitation of this vulnerability may cause random address access.

High

CVE-2022-24335

JetBrains TeamCity before 2021.2 was vulnerable to a Time-of-check/Time-of-use (TOCTOU) race-condition attack in agent registration via XML-RPC.

2022-02-23
Medium

CVE-2022-23653

B2 Command Line Tool is the official command line tool for the backblaze cloud storage service. Linux and Mac releases of the B2 command-line tool version 3.2.0 and below contain a key disclosure vul…

Medium

CVE-2022-23651

b2-sdk-python is a python library to access cloud storage provided by backblaze. Linux and Mac releases of the SDK version 1.14.0 and below contain a key disclosure vulnerability that, in certain con…

2022-02-16
High

CVE-2021-22043

VMware ESXi contains a TOCTOU (Time-of-check Time-of-use) vulnerability that exists in the way temporary files are handled. A malicious actor with access to settingsd, may exploit this issue to escal…

2021-12-08
High

CVE-2021-42835

An issue was discovered in Plex Media Server through 1.24.4.5081-e362dc1ee. An attacker (with a foothold in a endpoint via a low-privileged user account) can access the exposed RPC service of the upd…

2021-09-08
High

CVE-2021-3054

A time-of-check to time-of-use (TOCTOU) race condition vulnerability in the Palo Alto Networks PAN-OS web interface enables an authenticated administrator with permission to upload plugins to execute…

2021-07-22
High

CVE-2021-29657

arch/x86/kvm/svm/nested.c in the Linux kernel before 5.11.12 has a use-after-free in which an AMD KVM guest can bypass access control on host OS MSRs when there are nested guests, aka CID-a58d9166a75…

2021-07-15
Medium

CVE-2021-0289

When user-defined ARP Policer is configured and applied on one or more Aggregated Ethernet (AE) interface units, a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability between the Device C…

2021-06-30
High

CVE-2021-22369

There is a Time-of-check Time-of-use (TOCTOU) Race Condition Vulnerability in Huawei Smartphone. Successful exploitation of these vulnerabilities may escalate the permission to that of the root user.

2021-05-12
High

CVE-2021-23892

By exploiting a time of check to time of use (TOCTOU) race condition during the Endpoint Security for Linux Threat Prevention and Firewall (ENSL TP/FW) installation process, a local user can perform…

2021-04-30
Medium

CVE-2021-21539

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain a Time-of-check Time-of-use (TOCTOU) race condition vulnerability. A remote authenticated attacker could potentially exploit this vulnerability to…

2021-02-08
High

CVE-2021-26910

Firejail before 0.9.64.4 allows attackers to bypass intended access restrictions because there is a TOCTOU race condition between a stat operation and an OverlayFS mount operation.

2021-01-30
High

CVE-2020-14418

A TOCTOU vulnerability exists in madCodeHook before 2020-07-16 that allows local attackers to elevate their privileges to SYSTEM. This occurs because path redirection can occur via vectors involving…

2021-01-26
Medium

CVE-2021-21615

Jenkins 2.275 and LTS 2.263.2 allows reading arbitrary files using the file browser for workspaces and archived artifacts due to a time-of-check to time-of-use (TOCTOU) race condition.

2020-12-31
High

CVE-2020-35889

An issue was discovered in the crayon crate through 2020-08-31 for Rust. A TOCTOU issue has a resultant memory safety violation via HandleLike.

2020-12-17
Medium

CVE-2020-15292

Lack of validation on data read from guest memory in IntPeGetDirectory, IntPeParseUnwindData, IntLogExceptionRecord, IntKsymExpandSymbol and IntLixTaskDumpTree may lead to out-of-bounds read or it co…

2020-11-05
High

CVE-2020-24428

Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) for macOS are affected by a time-of-check time-of-use (TOCTOU) race condition vu…

2020-09-09
High

CVE-2020-25212

A TOCTOU mismatch in the NFS client code in the Linux kernel before 5.8.3 could be used by local attackers to corrupt memory or possibly have unspecified other impact because a size check is in fs/nf…

2020-09-08
High

CVE-2019-14119

u'While processing SMCInvoke asynchronous message header, message count is modified leading to a TOCTOU race condition and lead to memory corruption' in Snapdragon Auto, Snapdragon Compute, Snapdrago…

2020-08-06
High

CVE-2020-15702

TOCTOU Race Condition vulnerability in apport allows a local attacker to escalate privileges and execute arbitrary code. An attacker may exit the crashed process and exploit PID recycling to spawn a…

2020-06-18
Medium

CVE-2020-13882

CISOfy Lynis before 3.0.0 has Incorrect Access Control because of a TOCTOU race condition. The routine to check the log and report file permissions was not working as intended and could be bypassed l…

2020-06-15
Low

CVE-2017-18869

A TOCTOU issue in the chownr package before 1.1.0 for Node.js 10.10 could allow a local attacker to trick it into descending into unintended directories via symlink attacks.

2020-05-29
High

CVE-2020-3957

VMware Fusion (11.x before 11.5.5), VMware Remote Console for Mac (11.x and prior) and VMware Horizon Client for Mac (5.x and prior) contain a local privilege escalation vulnerability due to a Time-o…

2020-03-25
Medium

CVE-2020-3808

Creative Cloud Desktop Application versions 5.0 and earlier have a time-of-check to time-of-use (toctou) race condition vulnerability. Successful exploitation could lead to arbitrary file deletion.

2020-03-15
Medium

CVE-2019-15608

The package integrity validation in yarn < 1.19.0 contains a TOCTOU vulnerability where the hash is computed before writing a package to cache. It's not computed again when reading from the cache. Th…

2020-02-08
Medium

CVE-2019-11482

Sander Bos discovered a time of check to time of use (TOCTTOU) vulnerability in apport that allowed a user to cause core files to be written in arbitrary directories.

2019-12-26
Medium

CVE-2019-20000

The malware scan function in BullGuard Premium Protection 20.0.371.8 has a TOCTOU issue that enables a symbolic link attack, allowing privileged files to be deleted.

2019-12-03
Medium

CVE-2013-4235

shadow: TOCTOU (time-of-check time-of-use) race condition when copying and removing directory trees

2019-11-25
Medium

CVE-2012-5630

libuser 0.56 and 0.57 has a TOCTOU (time-of-check time-of-use) race condition when copying and removing directory trees.

2019-11-22
Medium

CVE-2015-7810

libbluray MountManager class has a time-of-check time-of-use (TOCTOU) race when expanding JAR files

2019-10-31
Medium

CVE-2019-18644

The malware scan function in Total Defense Anti-virus 11.5.2.28 is vulnerable to a TOCTOU bug; consequently, symbolic link attacks allow privileged files to be deleted.

2019-08-21
High

CVE-2019-15316

Valve Steam Client for Windows through 2019-08-20 has weak folder permissions, leading to privilege escalation (to NT AUTHORITY\SYSTEM) via crafted use of CreateMountPoint.exe and SetOpLock.exe to le…

2019-05-15
Medium

CVE-2019-1732

A vulnerability in the Remote Package Manager (RPM) subsystem of Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials to leverage a time-of-check, time-of-…

2019-04-01
Medium

CVE-2019-5519

VMware ESXi (6.7 before ESXi670-201903001, 6.5 before ESXi650-201903001, 6.0 before ESXi600-201903001), Workstation (15.x before 15.0.4, 14.x before 14.1.7), Fusion (11.x before 11.0.3, 10.x before 1…

2019-02-04
High

CVE-2019-7347

A Time-of-check Time-of-use (TOCTOU) Race Condition exists in ZoneMinder through 1.32.3 as a session remains active for an authenticated user even after deletion from the users table. This allows a n…

2018-09-18
Medium

CVE-2018-6693

An unprivileged user can delete arbitrary files on a Linux system running ENSLTP 10.5.1, 10.5.0, and 10.2.3 Hotfix 1246778 and earlier. By exploiting a time of check to time of use (TOCTOU) race cond…

2018-07-05
Medium

CVE-2018-12691

Time-of-check to time-of-use (TOCTOU) race condition in org.onosproject.acl (aka the access control application) in ONOS v1.13 and earlier allows attackers to bypass network access control via data p…

2018-06-13
Low

CVE-2018-3759

private_address_check ruby gem before 0.5.0 is vulnerable to a time-of-check time-of-use (TOCTOU) race condition due to the address the socket uses not being checked. DNS entries with a TTL of 0 can…

2018-04-18
High

CVE-2016-10439

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 820, and SD 820A, there is a TOCTOU…

High

CVE-2016-10435

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9206, MDM9625, MDM9635M, MDM9640, MDM9645, MSM8909W, SD 210/S…

High

CVE-2016-10433

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9635M, MDM9640, MDM9645, MSM8909W, SD 210/SD 212/SD 205, SD 4…

High

CVE-2016-10432

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 410/12, SD 425, SD 430, SD 450, SD 617, SD 625, SD 650/52, SD 820, and SD 820A,…

High

CVE-2016-10417

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear IPQ4019, MDM9206, MDM9607, MDM9625, MDM9635M, MDM9640, MDM9645,…

High

CVE-2016-10409

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 820, SD 820A, and SD 835, TOCTOU vul…

Critical

CVE-2015-9161

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 615/16/SD 415, SD 617, SD 650/52,…

Critical

CVE-2014-9985

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9635M, SD 400, and SD 800, TOCTOU condition may result in bypassing error condition checks, leading to un…

2018-03-26
High

CVE-2017-12410

It is possible to exploit a Time of Check & Time of Use (TOCTOU) vulnerability by winning a race condition when Kaseya Virtual System Administrator agent 9.3.0.11 and earlier tries to execute its bin…

2018-03-06
High

CVE-2017-6296

NVIDIA TrustZone Software contains a TOCTOU issue in the DRM application which may lead to the denial of service or possible escalation of privileges. This issue is rated as moderate.

2017-08-18
High

CVE-2016-10383

In all Qualcomm products with Android releases from CAF using the Linux kernel, there is a TOCTOU race condition in Secure UI.

2017-06-13
High

CVE-2015-9022

In all Android releases from CAF using the Linux kernel, time-of-check Time-of-use (TOCTOU) Race Conditions exist in several TZ APIs.

High

CVE-2014-9966

In all Android releases from CAF using the Linux kernel, a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability exists in Secure Display.

2017-01-12
Critical

CVE-2016-8438

Integer overflow leading to a TOCTOU condition in hypervisor PIL. An integer overflow exposes a race condition that may be used to bypass (Peripheral Image Loader) PIL authentication. Product: Androi…