CVE-2011-4091

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-02-10 · updated 2026-06-16
Weakness: CWE-287

Description

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.

Affected products

Armin Burgmeier Net6: through 1.3.13; 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3.6 (+6)
Opensuse: 11.3, 11.4
Oracle Corporation Solaris Operating System: 11.2

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

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