Pidgin IM up to 2.2.2 HTML input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Pidgin IM up to 2.2.2. This vulnerability affects unknown code of the component HTML Handler. The manipulation leads to input validation. This vulnerability is listed as CVE-2007-4999. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Pidgin IM up to 2.2.2 (Messaging Software). This issue affects an unknown code of the component HTML Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. The summary by CVE is:

libpurple in Pidgin 2.1.0 through 2.2.1, when using HTML logging, allows remote attackers to cause a denial of service (NULL dereference and application crash) via a message that contains invalid HTML data, a different vector than CVE-2007-4996.

The bug was discovered 10/24/2007. The weakness was presented 10/25/2007 by Jeffrey Rosen (Website). The advisory is shared at pidgin.im. The identification of this vulnerability is CVE-2007-4999 since 09/20/2007. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 28360 (Ubuntu 7.10 : pidgin vulnerability (USN-548-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at pidgin.im. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (38132), Tenable (28360), SecurityFocus (BID 26205†), OSVDB (38695†) and Secunia (SA27858†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 28360
Nessus Name: Ubuntu 7.10 : pidgin vulnerability (USN-548-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 861420
OpenVAS Name: Family Connections argv[1] Parameter Remote Arbitrary Command Execution Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: pidgin.im

Timelineinfo

09/20/2007 🔍
10/24/2007 +34 days 🔍
10/24/2007 +0 days 🔍
10/25/2007 +1 days 🔍
10/25/2007 +0 days 🔍
10/29/2007 +3 days 🔍
10/29/2007 +0 days 🔍
11/01/2007 +3 days 🔍
11/19/2007 +18 days 🔍
11/28/2007 +9 days 🔍
11/29/2007 +1 days 🔍
11/29/2007 +0 days 🔍
07/31/2019 +4262 days 🔍

Sourcesinfo

Advisory: pidgin.im
Researcher: Jeffrey Rosen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-4999 (🔍)
GCVE (CVE): GCVE-0-2007-4999
GCVE (VulDB): GCVE-100-3413

OVAL: 🔍

X-Force: 38132 - Pidgin HTML data denial of service, Medium Risk
SecurityFocus: 26205 - Pidgin HTML Processing Remote Denial Of Service Vulnerability
Secunia: 27858 - Ubuntu update for pidgin, Not Critical
OSVDB: 38695 - Pidgin libpurple HTML Logging Malformed Data Remote DoS
Vulnerability Center: 16882 - Pidgin Libpurple Allows Remote Attackers to Cause DoS via Message with Invalid HTML, Low
Vupen: ADV-2007-3624

Entryinfo

Created: 11/01/2007 09:21
Updated: 07/31/2019 09:56
Changes: 11/01/2007 09:21 (97), 07/31/2019 09:56 (1)
Complete: 🔍
Cache ID: 216::103

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