VDB-9164 · CVE-2013-0847 · OSVDB 94258

FFmpeg 1.0 libavformat/id3v2.c ff_id3v2_parse memory corruption

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-$5k	0.00

A vulnerability, which was classified as critical, has been found in FFmpeg 1.0 (Multimedia Processing Software). Affected by this issue is the function ff_id3v2_parse of the file libavformat/id3v2.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, and integrity. CVE summarizes:

The ff_id3v2_parse function in libavformat/id3v2.c in FFmpeg before 1.1 allows remote attackers to have an unspecified impact via ID3v2 header data, which triggers an out-of-bounds array access.

The issue has been introduced in 09/30/2012. The weakness was shared 11/29/2012 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as id3v2: check index against buffer size. Fix out of array access as confirmed git commit (GIT Repository). The advisory is shared for download at git.videolan.org. The vendor cooperated in the coordination of the public release. This vulnerability is handled as CVE-2013-0847 since 01/07/2013. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 60 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.1 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 immediately after the disclosure of the vulnerability.

The entries 9168, 9167, 9166 and 9165 are related to this item.

Productinfo

Type

Multimedia Processing Software

Name

FFmpeg

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: FFmpeg 1.1
Patch: git.videolan.org

Timelineinfo

09/30/2012 🔍
11/29/2012 +60 days 🔍
11/29/2012 +0 days 🔍
01/07/2013 +39 days 🔍
06/17/2013 +161 days 🔍
12/07/2013 +173 days 🔍
04/15/2019 +1955 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: id3v2: check index against buffer size. Fix out of array access
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-0847 (🔍)
OSVDB: 94258

See also: 🔍

Entryinfo

Created: 06/17/2013 10:58
Updated: 04/15/2019 09:46
Changes: 06/17/2013 10:58 (64), 04/15/2019 09:46 (1)
Complete: 🔍