VDB-11594 · OSVDB 101341 · GCVE-100-11594

FFmpeg 2.1 Uninitialized Memory libavformat/ipmovie.c process_ipmovie_chunk OPCODE_CREATE_TIMER Remote Code Execution

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.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in FFmpeg 2.1. Affected by this vulnerability is the function process_ipmovie_chunk of the file libavformat/ipmovie.c of the component Uninitialized Memory Handler. Such manipulation of the argument OPCODE_CREATE_TIMER leads to an unknown weakness. There is no exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in FFmpeg 2.1 (Multimedia Processing Software). Affected by this issue is the function process_ipmovie_chunk of the file libavformat/ipmovie.c of the component Uninitialized Memory Handler. The manipulation of the argument OPCODE_CREATE_TIMER with an unknown input leads to a unknown weakness. The impact remains unknown.

The issue has been introduced in 10/29/2013. The weakness was shared 12/14/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avformat/ipmovie: Check OPCODE_CREATE_TIMER size as confirmed git commit (GIT Repository). The advisory is available at git.videolan.org. The vendor cooperated in the coordination of the public release. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 46 days. During that time the estimated underground price was around $0-$5k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (101341†). The entries VDB-11598, VDB-11597, VDB-11596 and VDB-11595 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

FFmpeg 2.1
Libav 0.8.9

Productinfo

Type

Multimedia Processing Software

Name

FFmpeg

Version

License

open-source

Website

Product: https://ffmpeg.org/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
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: Patch
Status: 🔍

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

Patch: git.videolan.org

Timelineinfo

10/29/2013 🔍
12/14/2013 +46 days 🔍
12/14/2013 +0 days 🔍
12/24/2013 +10 days 🔍
04/17/2019 +1940 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avformat/ipmovie: Check OPCODE_CREATE_TIMER size
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11594
OSVDB: 101341

See also: 🔍

Entryinfo

Created: 12/24/2013 23:34
Updated: 04/17/2019 14:37
Changes: 12/24/2013 23:34 (53), 04/17/2019 14:37 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.