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Vulnerability record · CVE-2009-1270 · published 8 April 2009

CVE-2009-1270: Clamav vulnerability

Clamav · Clamav

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.

7.8 CVSS 2.0 High EPSS 5.1% · top 8.0% CWE-835 · CWE-835
7.8CVSS 2.0 base score
5.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
26References
16 Jun 2026Last modified by 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.

AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html Mailing ListThird Party Advisory
http://osvdb.org/53461 Broken Link
http://secunia.com/advisories/34716 Third Party Advisory
http://secunia.com/advisories/36701 Third Party Advisory
http://support.apple.com/kb/HT3865 Third Party Advisory
http://www.debian.org/security/2009/dsa-1771 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:097 Third Party Advisory
http://www.openwall.com/lists/oss-security/2009/04/07/6 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/34357 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/usn-754-1 Third Party Advisory
http://www.vupen.com/english/advisories/2009/0934 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49846 Third Party AdvisoryVDB Entry
https://wwws.clamav.net/bugzilla/show_bug.cgi?id=1462 Broken LinkIssue Tracking
http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html Mailing ListThird Party Advisory
http://osvdb.org/53461 Broken Link
http://secunia.com/advisories/34716 Third Party Advisory
http://secunia.com/advisories/36701 Third Party Advisory
http://support.apple.com/kb/HT3865 Third Party Advisory
http://www.debian.org/security/2009/dsa-1771 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:097 Third Party Advisory
http://www.openwall.com/lists/oss-security/2009/04/07/6 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/34357 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/usn-754-1 Third Party Advisory
http://www.vupen.com/english/advisories/2009/0934 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49846 Third Party AdvisoryVDB Entry
https://wwws.clamav.net/bugzilla/show_bug.cgi?id=1462 Broken LinkIssue Tracking

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Source: NIST National Vulnerability Database (record CVE-2009-1270), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.