CVE-2007-1745

CVE-2007-1745 is a high-severity vulnerability in Clam Anti-virus Clamav with a CVSS 2.0 base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The chm_decompress_stream function in libclamav/chmunpack.c in Clam AntiVirus (ClamAV) before 0.90.2 leaks file descriptors, which has unknown impact and attack vectors involving a crafted CHM file, a different vulnerability than CVE-2007-0897. NOTE: some of these details are obtained from third party information.

Frequently asked questions

What is CVE-2007-1745?
The chm_decompress_stream function in libclamav/chmunpack.c in Clam AntiVirus (ClamAV) before 0.90.2 leaks file descriptors, which has unknown impact and attack vectors involving a crafted CHM file, a different vulnerability than CVE-2007-0897. NOTE: some of these details are obtained from third party information.
How severe is CVE-2007-1745?
CVE-2007-1745 has a CVSS 2.0 base score of 7.1, rated high severity.
Is CVE-2007-1745 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-1745?
CVE-2007-1745 primarily affects Clam Anti-virus Clamav. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-1745?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2007-1745 published?
CVE-2007-1745 was published on 2007-04-16 and last updated on 2026-06-16.

References

Affected products (2)

More vulnerabilities in Clam Anti-virus Clamav

All CVEs affecting Clam Anti-virus Clamav →