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CVE-2007-1997

7.5 · HIGH

Integer signedness error in the (1) cab_unstore and (2) cab_extract functions in libclamav/cab.c in Clam AntiVirus (ClamAV) before 0.90.2 allow remote attackers to execute arbitrary code via a craf…

Published Apr 16, 2007clam_anti-virusEPSS 5.41%

Overview

CVE-2007-1997 is a high-severity vulnerability affecting clam_anti-virus clamav. It was published on April 16, 2007 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Integer signedness error in the (1) cab_unstore and (2) cab_extract functions in libclamav/cab.c in Clam AntiVirus (ClamAV) before 0.90.2 allow remote attackers to execute arbitrary code via a crafted CHM file that contains a negative integer, which passes a signed comparison and leads to a stack-based buffer overflow.

Remediation

Check the references section for vendor advisories and patches from clam_anti-virus. Update clamav to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refdocs.info.apple.com/article.html?artnum=307562Reflabs.idefense.com/intelligence/vulnerabilities/display.php?id=513Reflists.apple.com/archives/security-announce/2008/Mar/msg00001.htmlRefsecunia.com/advisories/24891Refsecunia.com/advisories/24920Refsecunia.com/advisories/24946Refsecunia.com/advisories/24996Refsecunia.com/advisories/25022Refsecunia.com/advisories/25028Refsecunia.com/advisories/25189

How CyberStrike helps

Frequently asked questions

What is CVE-2007-1997?

CVE-2007-1997 is a high-severity vulnerability affecting clam_anti-virus clamav. It was published on April 16, 2007 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2007-1997?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2007-1997?

Check the references section for vendor advisories and patches from clam_anti-virus. Update clamav to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2007-1997?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-1997 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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