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Vulnerability record · CVE-2005-3303 · published 5 November 2005

CVE-2005-3303: Clam anti-virus clamav vulnerability

CClam Anti Virus · Clamav

The FSG unpacker (fsg.c) in Clam AntiVirus (ClamAV) 0.80 through 0.87 allows remote attackers to cause "memory corruption" and execute arbitrary code via a crafted FSG 1.33 file.

7.5 CVSS 2.0 High EPSS 6.9% · top 6.1%
7.5CVSS 2.0 base score
6.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
34References
16 Jun 2026Last modified by NVD

Description

The FSG unpacker (fsg.c) in Clam AntiVirus (ClamAV) 0.80 through 0.87 allows remote attackers to cause "memory corruption" and execute arbitrary code via a crafted FSG 1.33 file.

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

Affected products

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

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2005-11/0041.html PatchVendor Advisory
http://secunia.com/advisories/17184
http://secunia.com/advisories/17434 PatchVendor Advisory
http://secunia.com/advisories/17448
http://secunia.com/advisories/17451
http://secunia.com/advisories/17501
http://secunia.com/advisories/17559
http://securityreason.com/securityalert/146
http://securitytracker.com/id?1015154
http://sourceforge.net/project/shownotes.php?release_id=368319 Patch
http://www.debian.org/security/2005/dsa-887
http://www.gentoo.org/security/en/glsa/glsa-200511-04.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2005:205
http://www.osvdb.org/20482
http://www.securityfocus.com/bid/15318
http://www.vupen.com/english/advisories/2005/2294
http://www.zerodayinitiative.com/advisories/ZDI-05-002.html PatchVendor Advisory
http://archives.neohapsis.com/archives/bugtraq/2005-11/0041.html PatchVendor Advisory
http://secunia.com/advisories/17184
http://secunia.com/advisories/17434 PatchVendor Advisory
http://secunia.com/advisories/17448
http://secunia.com/advisories/17451
http://secunia.com/advisories/17501
http://secunia.com/advisories/17559
http://securityreason.com/securityalert/146
http://securitytracker.com/id?1015154
http://sourceforge.net/project/shownotes.php?release_id=368319 Patch
http://www.debian.org/security/2005/dsa-887
http://www.gentoo.org/security/en/glsa/glsa-200511-04.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2005:205
http://www.osvdb.org/20482
http://www.securityfocus.com/bid/15318
http://www.vupen.com/english/advisories/2005/2294
http://www.zerodayinitiative.com/advisories/ZDI-05-002.html PatchVendor Advisory

Track CVE-2005-3303 inside VULONE

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2008-1100Clam anti-virus clamav memory buffer overflow vulnerabilityBuffer overflow in the cli_scanpe function in libclamav (libclamav/pe.c) for ClamAV 0.92 and 0.92.1 allows remote attackers to execute arbitrary code…EPSS 11%10.0CVE-2008-0318Clam anti-virus clamav vulnerabilityInteger overflow in the cli_scanpe function in libclamav in ClamAV before 0.92.1, as used in clamd, allows remote attackers to cause a denial of serv…EPSS 7.9%10.0CVE-2007-6337Clam anti-virus clamav vulnerabilityUnspecified vulnerability in the bzip2 decompression algorithm in nsis/bzlib_private.h in ClamAV before 0.92 has unknown impact and remote attack vec…EPSS 2.8%10.0CVE-2007-3023Clam anti-virus clamav vulnerabilityunsp.c in ClamAV before 0.90.3 and 0.91 before 0.91rc1 does not properly calculate the end of a certain buffer, with unknown impact and remote attack…EPSS 2.2%10.0CVE-2005-3587Clam anti-virus clamav vulnerabilityImproper boundary checks in petite.c in Clam AntiVirus (ClamAV) before 0.87.1 allows attackers to perform unknown attacks via unknown vectors.EPSS 2.2%9.3CVE-2008-5050Clam anti-virus clamav memory buffer overflow vulnerabilityOff-by-one error in the get_unicode_name function (libclamav/vba_extract.c) in Clam Anti-Virus (ClamAV) before 0.94.1 allows remote attackers to caus…EPSS 8.3%7.8CVE-2007-2029Clam anti-virus clamav vulnerabilityFile descriptor leak in the PDF handler in Clam AntiVirus (ClamAV) allows remote attackers to cause a denial of service via a crafted PDF file.EPSS 3.0%7.8CVE-2005-3239Clam anti-virus clamav vulnerabilityThe OLE2 unpacker in clamd in Clam AntiVirus (ClamAV) 0.87-1 allows remote attackers to cause a denial of service (segmentation fault) via a DOC file…EPSS 4.5%

Source: NIST National Vulnerability Database (record CVE-2005-3303), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.