CVE-2012-1458: Medium severity clamav clamav vulnerability

Published Mar 21, 2012
·
Updated

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.

Affected Software

2 affected components
clamav clamav=0.96.4
Sophos Sophos Anti-Virus=4.61.0

Event History

Mar 21, 2012
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2012-1458?

CVE-2012-1458 has a medium severity rating due to its potential for malware detection bypass.

2

How do I fix CVE-2012-1458?

To fix CVE-2012-1458, upgrade to a patched version of ClamAV or Sophos Anti-Virus that addresses this vulnerability.

3

What types of software are affected by CVE-2012-1458?

CVE-2012-1458 affects ClamAV version 0.96.4 and Sophos Anti-Virus version 4.61.0.

4

Can CVE-2012-1458 be exploited remotely?

Yes, CVE-2012-1458 can be exploited remotely by attackers using a specially crafted CHM file.

5

What is the nature of the vulnerability in CVE-2012-1458?

The vulnerability in CVE-2012-1458 allows malicious CHM files to bypass malware detection due to a crafted reset interval in the LZXC header.

Contact

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