CVE-2007-1252: Symantec Mail Security

High severity, CVSS 9.3. EPSS: 6.9% chance of exploitation in the next 30 days.

Buffer overflow in Symantec Mail Security for SMTP 5.0 before Patch 175 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted headers in an e-mail message. NOTE: some information was obtained from third party sources.

Affected products

• Symantec Mail Security: version 5.0 only

Published 2007-03-03. Last modified 2026-06-16.