The libobby server in inc/server.hpp in libnet6 (aka net6) before 1.3.14 does not perform authentication before checking the user name, which allows remote attackers to obtain sensitive information such as server-usage patterns by a particular user and color preferences.
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 |
|---|---|---|---|
| Opensuse | Opensuse | 11.3 (including) | 11.3 (including) |
| Opensuse | Opensuse | 11.4 (including) | 11.4 (including) |
| Net6 | Ubuntu | hardy | * |
| Net6 | Ubuntu | lucid | * |
| Net6 | Ubuntu | maverick | * |
| Net6 | Ubuntu | natty | * |
| Net6 | Ubuntu | oneiric | * |
| Net6 | 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://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169
- http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html
- http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html
- http://www.openwall.com/lists/oss-security/2011/10/31/1
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
- https://bugzilla.novell.com/show_bug.cgi?id=727708
- https://bugzilla.redhat.com/show_bug.cgi?id=750632
- http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169
- http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html
- http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html
- http://www.openwall.com/lists/oss-security/2011/10/31/1
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
- https://bugzilla.novell.com/show_bug.cgi?id=727708
- https://bugzilla.redhat.com/show_bug.cgi?id=750632