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Vulnerability record · CVE-2004-0270 · published 23 November 2004

CVE-2004-0270: Clam anti-virus clamav vulnerability

CClam Anti Virus · Clamav

libclamav in Clam AntiVirus 0.65 allows remote attackers to cause a denial of service (crash) via a uuencoded e-mail message with an invalid line length (e.g., a lowercase character), which causes an assert error in clamd that terminates the calling program.

5.0 CVSS 2.0 Medium EPSS 10% · top 4.4%
5.0CVSS 2.0 base score
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

libclamav in Clam AntiVirus 0.65 allows remote attackers to cause a denial of service (crash) via a uuencoded e-mail message with an invalid line length (e.g., a lowercase character), which causes an assert error in clamd that terminates the calling program.

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

Affected products

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

References

LinkTags
http://marc.info/?l=bugtraq&m=107634700823822&w=2
http://security.gentoo.org/glsa/glsa-200402-07.xml Vendor Advisory
http://www.freebsd.org/cgi/query-pr.cgi?pr=62586
http://www.osvdb.org/3894
http://www.securityfocus.com/bid/9610 ExploitPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/15077
http://marc.info/?l=bugtraq&m=107634700823822&w=2
http://security.gentoo.org/glsa/glsa-200402-07.xml Vendor Advisory
http://www.freebsd.org/cgi/query-pr.cgi?pr=62586
http://www.osvdb.org/3894
http://www.securityfocus.com/bid/9610 ExploitPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/15077

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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-2004-0270), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.