nslcd/pam.c in the nss-pam-ldapd 0.8.0 PAM module returns a success code when a user is not found in LDAP, which allows remote attackers to bypass authentication.
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 |
|---|---|---|---|
| Nss-pam-ldapd | Arthurdejong | 0.8.0 (including) | 0.8.0 (including) |
| Nss-pam-ldapd | 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://arthurdejong.org/nss-pam-ldapd/news.html#20110309
- http://lists.arthurdejong.org/nss-pam-ldapd-announce/2011/attachments/txtVf3rHgt8qQ.txt
- http://lists.arthurdejong.org/nss-pam-ldapd-announce/2011/msg00000.html
- http://securityreason.com/securityalert/8132
- http://www.securityfocus.com/bid/46819
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66028
- http://arthurdejong.org/nss-pam-ldapd/news.html#20110309
- http://lists.arthurdejong.org/nss-pam-ldapd-announce/2011/attachments/txtVf3rHgt8qQ.txt
- http://lists.arthurdejong.org/nss-pam-ldapd-announce/2011/msg00000.html
- http://securityreason.com/securityalert/8132
- http://www.securityfocus.com/bid/46819
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66028