Armin Burgmeier net6 up to 1.3.13 improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Armin Burgmeier net6 up to 1.3.13. Impacted is an unknown function. Such manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2011-4091. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Armin Burgmeier net6 up to 1.3.13. It has been rated as problematic. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality. CVE summarizes:

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.

The weakness was disclosed 02/10/2014 as Bug 750632 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2011-4091. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 75681 (openSUSE Security Update : net6 (openSUSE-SU-2012:0008-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123589 (Solaris 11.2 Support Repository Update (SRU) 11.5.0 Missing).

Upgrading to version 1.3.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (71047), Tenable (75681), SecurityFocus (BID 50442†) and Vulnerability Center (SBV-33955†). The entries VDB-69274, VDB-75242, VDB-75428 and VDB-76578 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 75681
Nessus Name: openSUSE Security Update : net6 (openSUSE-SU-2012:0008-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 863639
OpenVAS Name: Fedora Update for net6 FEDORA-2011-15326
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: net6 1.3.1
Patch: git.0x539.de

Timelineinfo

10/18/2011 🔍
10/30/2011 +12 days 🔍
10/31/2011 +1 days 🔍
11/29/2011 +29 days 🔍
02/10/2014 +804 days 🔍
02/10/2014 +0 days 🔍
06/13/2014 +123 days 🔍
03/25/2015 +285 days 🔍
03/11/2022 +2543 days 🔍

Sourcesinfo

Advisory: Bug 750632
Status: Not defined

CVE: CVE-2011-4091 (🔍)
GCVE (CVE): GCVE-0-2011-4091
GCVE (VulDB): GCVE-100-69272
X-Force: 71047
SecurityFocus: 50442 - net6 Session Hijacking and Information Disclosure Vulnerabilities
Vulnerability Center: 33955 - net6 Authentication of a Connecting User Allows Remote Information Disclosure, Medium

See also: 🔍

Entryinfo

Created: 03/25/2015 16:45
Updated: 03/11/2022 04:49
Changes: 03/25/2015 16:45 (64), 04/05/2017 14:59 (8), 03/11/2022 04:37 (4), 03/11/2022 04:49 (1)
Complete: 🔍
Cache ID: 216:4A6:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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