CVE-2008-5427: Symantec Norton Internet Security 2008

Medium severity, CVSS 4.3. EPSS: 2% chance of exploitation in the next 30 days.

Norton Antivirus in Norton Internet Security 15.5.0.23 does not properly handle (1) multipart/mixed e-mail messages with many MIME parts and possibly (2) e-mail messages with many "Content-type: message/rfc822;" headers, which allows remote attackers to cause a denial of service (stack consumption or other resource consumption) via a large e-mail message, a related issue to CVE-2006-1173.

Affected products

• Symantec Norton Internet Security 2008: version 15.5.0.23 only

Published 2008-12-11. Last modified 2026-06-16.