CVE-2002-2214: PHP

Medium severity, CVSS 5.0. EPSS: 1.7% chance of exploitation in the next 30 days.

The php_if_imap_mime_header_decode function in the IMAP functionality in PHP before 4.2.2 allows remote attackers to cause a denial of service (crash) via an e-mail header with a long "To" header.

Affected products

• PHP PHP: version 4.2 only; version 4.2.0 only; version 4.2.1 only

Published 2002-12-31. Last modified 2026-06-16.