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CVE-2009-1270

7.8 · HIGH

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.

Published Apr 8, 2009clamavCWE-835EPSS 5.07%

Overview

CVE-2009-1270 is a high-severity vulnerability affecting clamav clamav. It was published on April 8, 2009 and has a CVSS 2.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from clamav. 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
clamavclamav>= 0, < 0.95Affected

References

Reflists.apple.com/archives/security-announce/2009/Sep/msg00004.htmlRefosvdb.org/53461Refsecunia.com/advisories/34716Refsecunia.com/advisories/36701Refsupport.apple.com/kb/HT3865Refwww.debian.org/security/2009/dsa-1771Refwww.mandriva.com/security/advisories?name=MDVSA-2009:097Refwww.openwall.com/lists/oss-security/2009/04/07/6Refwww.securityfocus.com/bid/34357Refwww.ubuntu.com/usn/usn-754-1

How CyberStrike helps

Frequently asked questions

What is CVE-2009-1270?

CVE-2009-1270 is a high-severity vulnerability affecting clamav clamav. It was published on April 8, 2009 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2009-1270?

This vulnerability has a CVSS 2.0 base score of 7.8, 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-2009-1270?

Check the references section for vendor advisories and patches from clamav. 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-2009-1270?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-1270 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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