The cherokee_validator_ldap_check function in validator_ldap.c in Cherokee 1.2.103 and earlier, when LDAP is used, does not properly consider unauthenticated-bind semantics, which allows remote attackers to bypass authentication via an empty password.
Weakness
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Fedora | Fedoraproject | 20 (including) | 20 (including) |
| Fedora | Fedoraproject | 21 (including) | 21 (including) |
| Fedora | Fedoraproject | 22 (including) | 22 (including) |
| Cherokee | Ubuntu | lucid | * |
| Cherokee | Ubuntu | precise | * |
| Cherokee | Ubuntu | upstream | * |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/114.html
- https://cwe.mitre.org/data/definitions/115.html
- https://cwe.mitre.org/data/definitions/151.html
- https://cwe.mitre.org/data/definitions/194.html
- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/57.html
- https://cwe.mitre.org/data/definitions/593.html
- https://cwe.mitre.org/data/definitions/633.html
- https://cwe.mitre.org/data/definitions/650.html
- https://cwe.mitre.org/data/definitions/94.html
References
- http://advisories.mageia.org/MGASA-2015-0181.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155776.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156162.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156190.html
- http://openwall.com/lists/oss-security/2014/06/28/3
- http://openwall.com/lists/oss-security/2014/06/28/7
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:225
- http://www.securityfocus.com/bid/68249
- https://github.com/cherokee/webserver/commit/fbda667221c51f0aa476a02366e0cf66cb012f88
- http://advisories.mageia.org/MGASA-2015-0181.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155776.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156162.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156190.html
- http://openwall.com/lists/oss-security/2014/06/28/3
- http://openwall.com/lists/oss-security/2014/06/28/7
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:225
- http://www.securityfocus.com/bid/68249
- https://github.com/cherokee/webserver/commit/fbda667221c51f0aa476a02366e0cf66cb012f88