Pidgin up to 2.5.5 decrypt_out memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Pidgin and classified as critical. This vulnerability affects the function decrypt_out. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2009-1374. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Pidgin (Messaging Software). This vulnerability affects the function decrypt_out. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability. CVE summarizes:

Buffer overflow in the decrypt_out function in Pidgin (formerly Gaim) before 2.5.6 allows remote attackers to cause a denial of service (application crash) via a QQ packet.

The bug was discovered 05/03/2009. The weakness was shared 05/26/2009 (Website). The advisory is shared for download at redhat.com. This vulnerability was named CVE-2009-1374 since 04/23/2009. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 19 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 43751 (CentOS 4 / 5 : pidgin (CESA-2009:1060)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 155917 (Oracle Enterprise Linux Update for Pidgin (ELSA-2009-1060)).

Upgrading to version 2.5.3 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (50684), Tenable (43751), SecurityFocus (BID 35067†), OSVDB (54648†) and Secunia (SA35194†). The entries VDB-48306, VDB-48305 and VDB-48303 are related to this item. 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: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 43751
Nessus Name: CentOS 4 / 5 : pidgin (CESA-2009:1060)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 64117
OpenVAS Name: Slackware Advisory SSA:2009-146-01 pidgin
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Pidgin 2.5.3

Timelineinfo

04/23/2009 🔍
05/03/2009 +10 days 🔍
05/21/2009 +18 days 🔍
05/21/2009 +0 days 🔍
05/22/2009 +1 days 🔍
05/22/2009 +0 days 🔍
05/25/2009 +3 days 🔍
05/26/2009 +1 days 🔍
05/26/2009 +0 days 🔍
01/06/2010 +225 days 🔍
03/17/2015 +1896 days 🔍
09/04/2019 +1632 days 🔍

Sourcesinfo

Advisory: redhat.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-1374 (🔍)
GCVE (CVE): GCVE-0-2009-1374
GCVE (VulDB): GCVE-100-48304

OVAL: 🔍

X-Force: 50684
SecurityFocus: 35067 - Pidgin Multiple Buffer Overflow Vulnerabilities
Secunia: 35194
OSVDB: 54648 - CVE-2009-1374 - Pidgin - Buffer Overflow Issue
Vulnerability Center: 22157 - Pidgin Prior to 2.5.6 \x27decrypt_out()\x27 function Remote Code Execution via QQ Packets, High
Vupen: ADV-2009-1396

See also: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 09/04/2019 17:55
Changes: 03/17/2015 23:38 (79), 09/04/2019 17:55 (4)
Complete: 🔍
Cache ID: 216:030:103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!