Pidgin up to 2.5.2 Protocol Plugin family_feedbag.c input validation

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

A vulnerability was found in Pidgin up to 2.5.2 (Messaging Software). It has been classified as problematic. Affected is an unknown functionality of the file family_feedbag.c of the component Protocol Plugin. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

family_feedbag.c in the oscar protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of service (application crash) via a crafted (1) AIM or (2) ICQ message associated with buddy-list addition.

The weakness was disclosed 12/24/2011 (Website). The advisory is available at hermes.opensuse.org. This vulnerability is traded as CVE-2011-4601 since 11/29/2011. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 68409 (Oracle Linux 6 : pidgin (ELSA-2011-1821)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120535 (Solaris Multiple Vulnerabilities in Pidgin).

Upgrading to version 2.5.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (71725) and Tenable (68409). The entries 4402, 55936, 56831 and 61515 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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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

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68409
Nessus Name: Oracle Linux 6 : pidgin (ELSA-2011-1821)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 881056
OpenVAS Name: CentOS Update for finch CESA-2011:1820 centos4 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Pidgin 2.5.3

Timelineinfo

10/20/2011 🔍
10/20/2011 +0 days 🔍
11/29/2011 +40 days 🔍
12/15/2011 +16 days 🔍
12/24/2011 +9 days 🔍
12/24/2011 +0 days 🔍
12/26/2011 +2 days 🔍
07/12/2013 +564 days 🔍
03/23/2015 +619 days 🔍
11/28/2021 +2442 days 🔍

Sourcesinfo

Advisory: RHSA-2011:1821
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-4601 (🔍)
OVAL: 🔍

X-Force: 71725
Vulnerability Center: 34116 - Pidgin 2.x before 2.10.1 Remote DoS via Sending a Crafted Message Containing Certain UTF-8 Data, Medium
SecurityFocus: 51010 - Pidgin OSCAR Protocol UTF-8 Message Denial of Service Vulnerability
Secunia: 47219 - Red Hat update for pidgin, Not Critical

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/28/2021 14:24
Changes: 03/23/2015 16:50 (67), 04/09/2017 13:06 (12), 11/28/2021 14:22 (3), 11/28/2021 14:24 (2)
Complete: 🔍

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