Is CVE-2007-1997 in the CISA KEV catalog?

No. CVE-2007-1997 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2007-1997?

CVE-2007-1997 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2007-1997?

CVE-2007-1997 has an EPSS score of 5.41% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2007-1997?

Upgrade clamav on debian 11 to 0.90.2-1 or later.

CVE & CISA-KEV Catalog

CVE-2007-1997

HIGHEPSS 92th pctl

7.5

CVSS v2

NVD

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.

How to fix

Remediation Available

clamavDebian

Fixed in:0.90.2-1CVE-2007-1997

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

5.41%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.