Home/CVE/The decomposer engine in Symantec Endpoint Protection (SEP) 11.0, Symantec Endpoint Protection Small Business Edition 12
CVE

CVE-2012-4953

The decomposer engine in Symantec Endpoint Protection (SEP) 11.0, Symantec Endpoint Protection Small Business Edition 12

The decomposer engine in Symantec Endpoint Protection (SEP) 11.0, Symantec Endpoint Protection Small Business Edition 12.0, Symantec AntiVirus Corporate Edition (SAVCE) 10.x, and Symantec Scan Engine (SSE) before 5.2.8 does not properly perform bounds checks of the contents of CAB archives, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted file.

HIGH · CVSS 9.3 EPSS 0.09486
Schedule remediation
  • EPSS percentile: top 7% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules9 YARA rules0
⬡

Weakness Classification

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

Affected Products & Versions

3
symantec antivirusall versions
symantec endpoint protectionall versions
symantec scan engine<= 5.2
◈

Sigma Hunt Rules

9
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.
productcriticalAntivirus Exploitation Framework Detection
productcriticalAntivirus Password Dumper Detection
productcriticalAntivirus Ransomware Detection
producthighAntivirus Web Shell Detection
producthighAntivirus Relevant File Paths Alerts
producthighAntivirus Hacktool Detection
▣

Scoring & Timeline

9.3
HIGH · CVSS v2 (legacy) · cret@cert.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:M/Au:N/C:C/I:C/A:C
Published to NVD14 Nov 2012 · 12:30 PM
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.kb.cert.org/vuls/id/985625US Government Resource
http://www.securityfocus.com/bid/56399
http://www.securitytracker.com/id?1027726
http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=2012&suid=20121107_00
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