Is CVE-2009-1270 in the CISA KEV catalog?

No. CVE-2009-1270 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-1270?

CVE-2009-1270 has a CVSS v2 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2009-1270?

CVE-2009-1270 has an EPSS score of 5.07% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-1270?

Upgrade clamav on debian 11 to 0.95.1+dfsg-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2009-1270

HIGHEPSS 91th pctl

7.8

CVSS v2

NVD

Description

libclamav/untar.c in ClamAV before 0.95 allows remote attackers to cause a denial of service (infinite loop) via a crafted TAR file that causes (1) clamd and (2) clamscan to hang.

CWE-835

How to fix

Remediation Available

clamavDebian

Fixed in:0.95.1+dfsg-1CVE-2009-1270

ClamAVWindows application

Affected:0.95Fixed in:0.95Cisco Systems, Inc.

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

5.07%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Third-Party Advisory11

Issue Tracking1

wwws.clamav.net

Other references1

osvdb.org

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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.