CVE-2011-4091

Name: CVE-2011-4091
Creator: NVD / NIST
Published: 2014-02-10T18:15:09.06+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.73%

Last modified Jun 16, 2026

CVE-2011-4091 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.73% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

2.73%

84.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Opensuse	Opensuse	11.3
Opensuse	Opensuse	11.4
Oracle	Solaris	11.2
Armin Burgmeier	Net6	<= 1.3.13
Armin Burgmeier	Net6	1.3.1
Armin Burgmeier	Net6	1.3.2
Armin Burgmeier	Net6	1.3.3
Armin Burgmeier	Net6	1.3.4
Armin Burgmeier	Net6	1.3.5
Armin Burgmeier	Net6	1.3.6
Armin Burgmeier	Net6	1.3.7
Armin Burgmeier	Net6	1.3.8
Armin Burgmeier	Net6	1.3.9
Armin Burgmeier	Net6	1.3.10
Armin Burgmeier	Net6	1.3.11
Armin Burgmeier	Net6	1.3.12

References

http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169
http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.htmlThird Party Advisory
http://www.openwall.com/lists/oss-security/2011/10/31/1Mailing List, Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.htmlThird Party Advisory
https://bugzilla.novell.com/show_bug.cgi?id=727708Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=750632Issue Tracking
http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169
http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.htmlThird Party Advisory
http://www.openwall.com/lists/oss-security/2011/10/31/1Mailing List, Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.htmlThird Party Advisory
https://bugzilla.novell.com/show_bug.cgi?id=727708Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=750632Issue Tracking

Timeline

Published: Feb 10, 2014
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-4091?

How severe is CVE-2011-4091?

Severity scoring for CVE-2011-4091 is pending analysis. The EPSS model estimates a 2.73% probability of exploitation in the next 30 days.

How do I fix CVE-2011-4091?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-4091?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST