Home/CVE/Heap-based buffer overflow in Sophos Anti-Virus and Endpoint Security before 6.0.5, Anti-Virus for Linux before 5.0.10,
CVE

CVE-2006-5646

Heap-based buffer overflow in Sophos Anti-Virus and Endpoint Security before 6.0.5, Anti-Virus for Linux before 5.0.10,

Heap-based buffer overflow in Sophos Anti-Virus and Endpoint Security before 6.0.5, Anti-Virus for Linux before 5.0.10, and other platforms before 4.11, when archive scanning is enabled, allows remote attackers to trigger a denial of service (memory corruption) via a CHM file with an LZX decompression header that specifies a Window_size of 0.

MEDIUM · CVSS 5 EPSS 0.4126
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 3% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules2 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

2
sophos anti-virusall versions
sophos endpoint security<= 6.04
⚠

Public Exploits & PoCs

1
dosSophos AntiVirus - '.CHM' File Heap Overflow (PoC)verified
◈

Sigma Hunt Rules

2
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighRelevant Anti-Virus Signature Keywords In Application Log
producthighKaspersky Endpoint Security Stopped Via CommandLine - Linux
▣

Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published to NVD01 Nov 2006 · 03:07 PM
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=452
http://secunia.com/advisories/22591Vendor Advisory
http://securitytracker.com/id?1017132
http://www.securityfocus.com/bid/20816
http://www.sophos.com/support/knowledgebase/article/7609.html
http://www.vupen.com/english/advisories/2006/4239Vendor Advisory
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