Description
gpc_api.php in MantisBT 1.2.17 and earlier allows remote attackers to bypass authenticated via a password starting will a null byte, which triggers an unauthenticated bind.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | mantis | 1.2.18-1 | DSA-3120-1 |
Advisories 1
- DSA-3120-1 mantis - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- [oss-security] 20140912 Re: CVE request: MantisBT Null byte poisoning in LDAP authentication mailing-list
- [oss-security] 20140912 CVE request: MantisBT Null byte poisoning in LDAP authentication mailing-list
- http://www.mantisbt.org/bugs/view.php?id=17640
- [oss-security] 20140913 Re: CVE request: MantisBT Null byte poisoning in LDAP authentication mailing-list