CVE Daily

CVE-2003-1564

libxml2, possibly before 2.5.0, does not properly detect recursion during entity...

Medium CVSS 6.5

Overview

libxml2, possibly before 2.5.0, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, aka the "billion laughs attack."

CWE: CWE-776 Published: 2003-12-31T05:00:00.000
Risk analysis

This vulnerability is rated 🟡 MEDIUM.

  • CVSS: 6.5 (MEDIUM)
  • Detected tags: none (tag impact: LOW)

Recommended actions:

  • Prioritize remediation based on business criticality and exposure.
  • Limit exposure and increase monitoring until fixed.

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