CVE-2012-1458

Advisory lineage Upstream: 0 Downstream: 2
Modified
Published: 21 Mar 2012, 10:00
Last modified:06 Aug 2024, 19:01

Vulnerability Summary

Overall Risk (default)
low
19/100
CVSS Score
4.3 MEDIUM
v2.0 (nvd)
EPSS Score
8.12% LOW
8% probability +1.98%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

21 Mar 2012, 10:00
Published
Vulnerability first disclosed
06 Aug 2024, 19:01
Last Modified
Vulnerability information updated

Description

The Microsoft CHM file parser in ClamAV 0.96.4 and Sophos Anti-Virus 4.61.0 allows remote attackers to bypass malware detection via a crafted reset interval in the LZXC header of a CHM file. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different CHM parser implementations.

CVSS Metrics

  • v2.0•MEDIUM•Score: 4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS Trends

Current EPSS score: 8.12%• Percentile: 92%

Techniques & Countermeasures

  • CWE-264•Permissions, Privileges, and Access Controls

    Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.

Affected Systems

  • clamav•clamav

    0.96.4

  • sophos•sophos_anti-virus

    4.61.0

References (8)