CVEvulnerability

CVE-2005-3420

7.5 HIGH Published 2005-11-01 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2005-11-01
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P

Description

usercp_register.php in phpBB 2.0.17 allows remote attackers to modify regular expressions and execute PHP code via the signature_bbcode_uid parameter, as demonstrated by injecting an "e" modifier into a preg_replace statement.

Affected configurations

• phpbb group phpbb 2.0.0 • phpbb group phpbb 2.0.1 • phpbb group phpbb 2.0.2 • phpbb group phpbb 2.0.3 • phpbb group phpbb 2.0.4 • phpbb group phpbb 2.0.5 • phpbb group phpbb 2.0.6 • phpbb group phpbb 2.0.6c • phpbb group phpbb 2.0.6d • phpbb group phpbb 2.0.7 • phpbb group phpbb 2.0.7a • phpbb group phpbb 2.0.8 • phpbb group phpbb 2.0.8a • phpbb group phpbb 2.0.9 • phpbb group phpbb 2.0.10 • phpbb group phpbb 2.0.11 • phpbb group phpbb 2.0.12 • phpbb group phpbb 2.0.13 • phpbb group phpbb 2.0.14 • phpbb group phpbb 2.0.15 • phpbb group phpbb 2.0.16 • phpbb group phpbb 2.0.17 • phpbb group phpbb 2.0 beta1 • phpbb group phpbb 2.0 rc1 • phpbb group phpbb 2.0 rc2 • phpbb group phpbb 2.0 rc3 • phpbb group phpbb 2.0 rc4

Related

Referenced by CWE · observed example (1)

  • CWE-624 Executable Regular Expression Error weakness

References