Pidgin up to 2.7.3 NTLM Authentication purple_base64_decode input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Pidgin. It has been declared as problematic. Affected by this vulnerability is the function purple_base64_decode of the component NTLM Authentication. Executing a manipulation can lead to input validation. The identification of this vulnerability is CVE-2010-3711. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Pidgin (Messaging Software) and classified as problematic. This vulnerability affects the function purple_base64_decode of the component NTLM Authentication. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. CVE summarizes:

libpurple in Pidgin before 2.7.4 does not properly validate the return value of the purple_base64_decode function, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a crafted message, related to the plugins for MSN, MySpaceIM, XMPP, and Yahoo! and the NTLM authentication support.

The weakness was shared 10/20/2010 by Daniel Atallah (Website). The advisory is shared for download at vupen.com. This vulnerability was named CVE-2010-3711. The exploitation appears to be easy. The attack can be initiated remotely. Required for exploitation is a single authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 68143 (Oracle Linux 6 : pidgin (ELSA-2010-0890)), 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 155601 (Oracle Enterprise Linux Update for Pidgin (ELSA-2010-0788)).

Upgrading to version 2.5.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (62708), Tenable (68143), SecurityFocus (BID 44283†), OSVDB (68773†) and SecurityTracker (ID 1024623†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Input validation
CWE: CWE-20
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: 68143
Nessus Name: Oracle Linux 6 : pidgin (ELSA-2010-0890)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 68467
OpenVAS Name: Slackware Advisory SSA:2010-305-02 pidgin
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Pidgin 2.5.3

Timelineinfo

10/01/2010 🔍
10/20/2010 +19 days 🔍
10/20/2010 +0 days 🔍
10/20/2010 +0 days 🔍
10/20/2010 +0 days 🔍
10/21/2010 +1 days 🔍
10/25/2010 +3 days 🔍
10/27/2010 +2 days 🔍
07/12/2013 +989 days 🔍
03/19/2015 +615 days 🔍
12/08/2024 +3552 days 🔍

Sourcesinfo

Advisory: RHSA-2010:0890⛔
Researcher: Daniel Atallah
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-3711 (🔍)
GCVE (CVE): GCVE-0-2010-3711
GCVE (VulDB): GCVE-100-55264

OVAL: 🔍

X-Force: 62708
SecurityFocus: 44283 - Pidgin 'libpurple' Multiple Denial of Service Vulnerabilities
Secunia: 41893
OSVDB: 68773 - Pidgin Multiple Protocol Plugin purple_base64_decode() Function Base64 Encoded Message NULL Dereference Remote DoS
SecurityTracker: 1024623
Vulnerability Center: 27850 - Pidgin Before 2.7.4 Remote DoS Vulnerability via the \x27purple_base64_decode()\x27 Function, Medium

Entryinfo

Created: 03/19/2015 14:37
Updated: 12/08/2024 18:28
Changes: 03/19/2015 14:37 (68), 03/08/2017 15:30 (9), 09/28/2021 09:49 (6), 09/28/2021 09:52 (1), 09/28/2021 09:53 (2), 12/08/2024 18:28 (17)
Complete: 🔍
Cache ID: 216::103

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

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