Pidgin MXIT Protocol Contact out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Pidgin. The affected element is an unknown function of the component MXIT Protocol Handler. Executing a manipulation as part of Contact can lead to out-of-bounds. This vulnerability appears as CVE-2016-2375. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Pidgin (Messaging Software) (affected version unknown). This vulnerability affects an unknown functionality of the component MXIT Protocol Handler. The manipulation as part of a Contact leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An exploitable out-of-bounds read exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT contact information sent from the server can result in memory disclosure.

The bug was discovered 06/21/2016. The weakness was presented 01/06/2017 by Yves Younan with Cisco Talos (Website). The advisory is shared for download at debian.org. This vulnerability was named CVE-2016-2375 since 02/12/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 91922 (Debian DLA-542-1 : pidgin security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370081 (Pidgin Multiple Security Vulnerabilities).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (91922) and SecurityFocus (BID 91335†). See VDB-91844, VDB-91845, VDB-91846 and VDB-91847 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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: 91922
Nessus Name: Debian DLA-542-1 : pidgin security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 864034
OpenVAS Name: Ubuntu Update for pidgin USN-3031-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/12/2016 🔍
06/21/2016 +130 days 🔍
06/21/2016 +0 days 🔍
07/04/2016 +13 days 🔍
07/05/2016 +1 days 🔍
01/06/2017 +185 days 🔍
01/06/2017 +0 days 🔍
01/07/2017 +1 days 🔍
04/20/2025 +3025 days 🔍

Sourcesinfo

Advisory: USN-3031-1
Researcher: Yves Younan
Organization: Cisco Talos
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-2375 (🔍)
GCVE (CVE): GCVE-0-2016-2375
GCVE (VulDB): GCVE-100-95068

OVAL: 🔍

SecurityFocus: 91335 - Pidgin Multiple Security Vulnerabilities
OSVDB: - CVE-2016-2375 - Pidgin - Out-of-Bounds Read Issue

See also: 🔍

Entryinfo

Created: 01/07/2017 12:50
Updated: 04/20/2025 07:44
Changes: 01/07/2017 12:50 (73), 07/15/2020 14:58 (10), 10/28/2022 06:51 (4), 04/20/2025 07:44 (17)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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