CVE-2011-1003

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-02-23 · updated 2026-06-16
Weakness: CWE-399

Description

Double free vulnerability in the vba_read_project_strings function in vba_extract.c in libclamav in ClamAV before 0.97 might allow remote attackers to execute arbitrary code via crafted Visual Basic for Applications (VBA) data in a Microsoft Office document. NOTE: some of these details are obtained from third party information.

Affected products

Cisco ClamAV: through 0.96.5; 0.01, 0.02, 0.3, 0.03, 0.05, 0.8-rc3 (+107)

References

http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=blob%3Bf=ChangeLog%3Bhb=clamav-0.97
http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=commit%3Bh=d21fb8d975f8c9688894a8cef4d50d977022e09f
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055771.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055777.html
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
http://openwall.com/lists/oss-security/2011/02/21/1
http://openwall.com/lists/oss-security/2011/02/21/4
http://osvdb.org/70937
http://secunia.com/advisories/43392
http://secunia.com/advisories/43498
http://secunia.com/advisories/43752
http://securitytracker.com/id?1025100

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