VDB-10475 · Changeset 156222 · OSVDB 97633

WebkitGTK+ 2.0.4 CSS Parser css/CSSParser.cpp parseFontFaceValue privileges management

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.
6.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in WebkitGTK+ 2.0.4 and classified as critical. This vulnerability affects the function CSSParser::parseFontFaceValue of the file css/CSSParser.cpp of the component CSS Parser. The manipulation leads to privileges management. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in WebkitGTK+ 2.0.4 (Web Browser). It has been rated as critical. This issue affects the function CSSParser::parseFontFaceValue of the file css/CSSParser.cpp of the component CSS Parser. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, and integrity.

The weakness was published 09/04/2013 as Changeset 156222 as confirmed advisory (Website). It is possible to read the advisory at trac.webkit.org. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Applying the patch fcfaa51f9207b32cffe751c1a1380a921e464cbb is able to eliminate this problem. The bugfix is ready for download at trac.webkit.org. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (97633†). trac.webkit.org is providing further details. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: fcfaa51f9207b32cffe751c1a1380a921e464cbb

Timelineinfo

09/04/2013 🔍
09/20/2013 +16 days 🔍
09/25/2013 +5 days 🔍
03/24/2019 +2006 days 🔍

Sourcesinfo

Advisory: Changeset 156222
Status: Confirmed

GCVE (VulDB): GCVE-100-10475
OSVDB: 97633

Misc.: 🔍

Entryinfo

Created: 09/25/2013 13:20
Updated: 03/24/2019 15:43
Changes: 09/25/2013 13:20 (48), 03/24/2019 15:43 (2)
Complete: 🔍
Committer:
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!