FFmpeg 1.2 Graphics Video Data Parser libavcodec/cdgraphics.c cdg_decode_frame input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in FFmpeg 1.2. This affects the function cdg_decode_frame of the file libavcodec/cdgraphics.c of the component Graphics Video Data Parser. This manipulation causes input validation. This vulnerability is tracked as CVE-2013-3674. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in FFmpeg 1.2 (Multimedia Processing Software). Affected by this vulnerability is the function cdg_decode_frame of the file libavcodec/cdgraphics.c of the component Graphics Video Data Parser. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. The summary by CVE is:

The cdg_decode_frame function in cdgraphics.c in libavcodec in FFmpeg before 1.2.1 does not validate the presence of non-header data in a buffer, which allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) via crafted CD Graphics Video data.

The issue has been introduced in 03/07/2013. The weakness was disclosed 05/07/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as not defined advisory (Website). It is possible to read the advisory at ffmpeg.org. The public release has been coordinated in cooperation with the project team. This vulnerability is known as CVE-2013-3674 since 05/24/2013. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 61 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 70647 (GLSA-201310-12 : FFmpeg: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

Upgrading to version 1.2.1 eliminates this vulnerability. The upgrade is hosted for download at git.videolan.org. 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 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 (84918), Tenable (70647), SecurityFocus (BID 60496†), OSVDB (94165†) and Secunia (SA53825†). The entries VDB-5510, VDB-7875, VDB-7876 and VDB-7877 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70647
Nessus Name: GLSA-201310-12 : FFmpeg: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703003
OpenVAS Name: Debian Security Advisory DSA 3003-1 (libav - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: FFmpeg 1.2.1
Patch: git.videolan.org

Timelineinfo

03/07/2013 🔍
04/30/2013 +54 days 🔍
05/07/2013 +7 days 🔍
05/24/2013 +17 days 🔍
06/05/2013 +12 days 🔍
06/09/2013 +4 days 🔍
06/09/2013 +0 days 🔍
06/10/2013 +1 days 🔍
06/14/2013 +4 days 🔍
06/14/2013 +0 days 🔍
08/19/2014 +431 days 🔍
05/14/2021 +2460 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: ffmpeg.org
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-3674 (🔍)
GCVE (CVE): GCVE-0-2013-3674
GCVE (VulDB): GCVE-100-9127

OVAL: 🔍

X-Force: 84918
SecurityFocus: 60496 - FFmpeg libavcodec 'cdgraphics.c' Denial of Service Vulnerability
Secunia: 53825 - FFmpeg Multiple Vulnerabilities, Moderately Critical
OSVDB: 94165
Vulnerability Center: 45879 - FFmpeg Before 1.2.1 Remote DoS Vulnerability via Crafted CD Graphics Video Data, Medium

See also: 🔍

Entryinfo

Created: 06/14/2013 10:22
Updated: 05/14/2021 21:40
Changes: 06/14/2013 10:22 (84), 06/04/2017 10:58 (8), 05/14/2021 21:40 (3)
Complete: 🔍
Cache ID: 216::103

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