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Vulnerability record · CVE-2005-1530 · published 19 July 2005

CVE-2005-1530: Sophos anti-virus vulnerability

Sophos · Sophos Anti Virus

Sophos Anti-Virus 5.0.1, with "Scan inside archive files" enabled, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a Bzip2 archive with a large 'Extra field length' value.

5.0 CVSS 2.0 Medium EPSS 6.2% · top 6.8%
5.0CVSS 2.0 base score
6.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
8References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Sophos Anti-Virus 5.0.1, with "Scan inside archive files" enabled, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a Bzip2 archive with a large 'Extra field length' value.

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

Affected products

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

References

LinkTags
http://securitytracker.com/id?1014488
http://www.idefense.com/application/poi/display?id=283&type=vulnerabilities&flashstatus=true PatchVendor Advisory
http://www.securityfocus.com/bid/14270 ExploitPatch
https://exchange.xforce.ibmcloud.com/vulnerabilities/21373
http://securitytracker.com/id?1014488
http://www.idefense.com/application/poi/display?id=283&type=vulnerabilities&flashstatus=true PatchVendor Advisory
http://www.securityfocus.com/bid/14270 ExploitPatch
https://exchange.xforce.ibmcloud.com/vulnerabilities/21373

Track CVE-2005-1530 inside VULONE

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Related vulnerabilities

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

10.0CVE-2006-6335Sophos anti-virus vulnerabilityMultiple buffer overflows in Sophos Anti-Virus scanning engine before 2.40 allow remote attackers to execute arbitrary code via (1) a SIT archive wit…EPSS 13%7.5CVE-2006-0994Sophos anti-virus vulnerabilityMultiple Sophos Anti-Virus products, including Anti-Virus for Windows 5.x before 5.2.1 and 4.x before 4.05, when cabinet file inspection is enabled, …EPSS 22%7.5CVE-2005-2768Sophos anti-virus vulnerabilityHeap-based buffer overflow in the Sophos Antivirus Library, as used by Sophos Antivirus, PureMessage, MailMonitor, and other products, allows remote …EPSS 13%7.5CVE-2004-0937Archive zip vulnerabilitySophos Anti-Virus before 3.87.0, and Sophos Anti-Virus for Windows 95, 98, and Me before 3.88.0, allows remote attackers to bypass antivirus protecti…EPSS 15%7.5CVE-2004-0932McAfee Anti-Virus Engine DATS driver bypass via malformed compressed fileThe McAfee Anti-Virus Engine DATS drivers before 4398 (Oct 13 2004) and DATS Driver before 4397 (Oct 6 2004) fail to properly handle compressed files…EPSS 63%analysed7.5CVE-2004-0933Archive zip vulnerabilityComputer Associates (CA) InoculateIT 6.0, eTrust Antivirus r6.0 through r7.1, eTrust Antivirus for the Gateway r7.0 and r7.1, eTrust Secure Content M…EPSS 21%7.5CVE-2004-0934Archive zip vulnerabilityKaspersky 3.x to 4.x allows remote attackers to bypass antivirus protection via a compressed file with both local and global headers set to zero, whi…EPSS 15%7.5CVE-2004-0935Archive zip vulnerabilityEset Anti-Virus before 1.020 (16th September 2004) allows remote attackers to bypass antivirus protection via a compressed file with both local and g…EPSS 15%

Source: NIST National Vulnerability Database (record CVE-2005-1530), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.