CVE-2005-3416
phpBB 2.0.17 and earlier, when register_globals is enabled and the session_start function has not...
phpBB 2.0.17 and earlier, when register_globals is enabled and the session_start function has not been called to handle a session, allows remote attackers to bypass security checks by setting the $_SESSION and $HTTP_SESSION_VARS variables to strings instead of arrays, which causes an array_merge function call to fail.
Exploit likelihood
What each source reports
NVD Score used
phpBB 2.0.17 and earlier, when register_globals is enabled and the session_start function has not been called to handle a session, allows remote attackers to bypass security checks by setting the $_SESSION and $HTTP_SESSION_VARS variables to strings instead of arrays, which causes an array_merge function call to fail.
- Record
CVE-2005-3416- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
phpBB 2.0.17 and earlier, when register_globals is enabled and the session_start function has not been called to handle a session, allows remote attackers to bypass security checks by setting the $_SESSION and $HTTP_SESSION_VARS variables to strings instead of arrays, which causes an array_merge function call to fail.
- Record
CVE-2005-3416- Updated
- 2026-11-02
EUVDEUVD-2005-3415 No score
phpBB 2.0.17 and earlier, when register_globals is enabled and the session_start function has not been called to handle a session, allows remote attackers to bypass security checks by setting the $_SESSION and $HTTP_SESSION_VARS variables to strings instead of arrays, which causes an array_merge function call to fail.
- Record
EUVD-2005-3415- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5322-9p3h-7h5m No score
phpBB 2.0.17 and earlier, when register_globals is enabled and the session_start function has not...
phpBB 2.0.17 and earlier, when register_globals is enabled and the session_start function has not been called to handle a session, allows remote attackers to bypass security checks by setting the $_SESSION and $HTTP_SESSION_VARS variables to strings instead of arrays, which causes an array_merge function call to fail.
- Record
GHSA-5322-9p3h-7h5m- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
phpbb2Debian:3.1 From an advisory covering 9 CVEs |
before 2.0.13+1-6sarge2, plus listed versions 2.0.13+1-62.0.13+1-6sarge1 |
2.0.13+1-6sarge2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2005-3416 is a high vulnerability (CVSS 7.5) in Phpbb Group Phpbb, published November 1, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.31%, the 83rd percentile. No source names a fixed version.