Pidgin up to 2.10.9 XMPP Message stringprep information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Pidgin up to 2.10.9 and classified as problematic. Affected by this vulnerability is the function stringprep of the component XMPP Message Handler. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2014-3698. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Pidgin up to 2.10.9 (Messaging Software). It has been rated as problematic. This issue affects the function stringprep of the component XMPP Message Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

The jabber_idn_validate function in jutil.c in the Jabber protocol plugin in libpurple in Pidgin before 2.10.10 allows remote attackers to obtain sensitive information from process memory via a crafted XMPP message.

The weakness was disclosed 10/22/2014 by Thijs Alkemade (Paul) as confirmed advisory (Website). The advisory is shared at pidgin.im. The identification of this vulnerability is CVE-2014-3698 since 05/14/2014. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue. The advisory points out:

A malicious server and possibly even a malicious remote user could create a carefully crafted XMPP message that causes libpurple to send an XMPP message containing arbitrary memory.

The vulnerability scanner Nessus provides a plugin with the ID 78659 (Debian DSA-3055-1 : 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169915 (OpenSUSE Security Update for pidgin (openSUSE-SU-2017:0925-1)).

Upgrading to version 2.10.10 eliminates this vulnerability. The upgrade is hosted for download at hg.pidgin.im. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

Correctly determine the start and end position of buffers when performing stringprep.

The vulnerability is also documented in the databases at X-Force (97734), Tenable (78659), SecurityFocus (BID 70703†), Secunia (SA60741†) and Vulnerability Center (SBV-46852†). The entries VDB-68053, VDB-68054, VDB-68055 and VDB-98221 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 78659
Nessus Name: Debian DSA-3055-1 : pidgin - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703055
OpenVAS Name: Debian Security Advisory DSA 3055-1 (pidgin - security update)
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 2.10.10

Timelineinfo

05/14/2014 🔍
10/22/2014 +161 days 🔍
10/22/2014 +0 days 🔍
10/22/2014 +0 days 🔍
10/22/2014 +0 days 🔍
10/24/2014 +2 days 🔍
10/27/2014 +3 days 🔍
10/29/2014 +2 days 🔍
11/03/2014 +5 days 🔍
02/23/2022 +2669 days 🔍

Sourcesinfo

Advisory: RHSA-2017:1854
Researcher: Thijs Alkemade (Paul)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3698 (🔍)
GCVE (CVE): GCVE-0-2014-3698
GCVE (VulDB): GCVE-100-68057

OVAL: 🔍

X-Force: 97734 - Pidgin XMPP information disclosure, Medium Risk
SecurityFocus: 70703 - Pidgin XMPP Protocol 'stringprep()' Function Information Disclosure Vulnerability
Secunia: 60741 - Debian update for pidgin, Moderately Critical
Vulnerability Center: 46852 - Pidgin before 2.10.10 Remote Information Disclosure via a Crafted XMPP Message, Medium

See also: 🔍

Entryinfo

Created: 10/24/2014 11:08
Updated: 02/23/2022 17:00
Changes: 10/24/2014 11:08 (83), 06/11/2017 04:46 (4), 02/23/2022 16:52 (3), 02/23/2022 17:00 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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