FFmpeg prior 27.0.1453.93 dsputil_template.c ff_emulated_edge_mc denial of service

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.
7.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in FFmpeg. Impacted is the function ff_emulated_edge_mc of the file libavcodec/dsputil_template.c. This manipulation causes denial of service. This vulnerability is registered as CVE-2013-2836. No exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in FFmpeg (Multimedia Processing Software). It has been declared as critical. Affected by this vulnerability is the function ff_emulated_edge_mc of the file libavcodec/dsputil_template.c. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Multiple unspecified vulnerabilities in Google Chrome before 27.0.1453.93 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

The weakness was published 12/05/2012 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as 241595 as confirmed git commit (Website). The advisory is shared at code.google.com. The public release has been coordinated with the project team. This vulnerability is known as CVE-2013-2836 since 04/11/2013. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 66549 (FreeBSD : chromium -- multiple vulnerabilities (358133b5-c2b9-11e2-a738-00262d5ed8ee)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 121201 (Google Chrome Prior to 27.0.1453.93 Multiple Vulnerabilities).

Upgrading to version 27.0.1453.93 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (66549), SecurityFocus (BID 60062†), OSVDB (93984†) and Secunia (SA53430†). Similar entries are available at VDB-8503, VDB-8559, VDB-8661 and VDB-8840. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Google Chrome 26.0.1410.63
  • Google Chrome 26.0.1410.64
  • Google Chrome 26.0.1410.65

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 66549
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (358133b5-c2b9-11e2-a738-00262d5ed8ee)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 803705
OpenVAS Name: Google Chrome Multiple Vulnerabilities-01 May13 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Upgrade: FFmpeg 27.0.1453.93
Patch: git.videolan.org

Timelineinfo

12/05/2012 🔍
12/05/2012 +0 days 🔍
04/11/2013 +127 days 🔍
05/21/2013 +40 days 🔍
05/22/2013 +1 days 🔍
05/22/2013 +0 days 🔍
05/23/2013 +1 days 🔍
06/10/2013 +18 days 🔍
04/28/2019 +2148 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: 241595
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-2836 (🔍)
GCVE (CVE): GCVE-0-2013-2836
GCVE (VulDB): GCVE-100-9025

OVAL: 🔍

SecurityFocus: 60062 - Google Chrome CVE-2013-2836 Multiple Unspecified Security Vulnerabilities
Secunia: 53430 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 93984

See also: 🔍

Entryinfo

Created: 06/10/2013 10:39
Updated: 04/28/2019 10:28
Changes: 06/10/2013 10:39 (84), 04/28/2019 10:28 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best 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!