FFmpeg up to 0.9.1 dpcm.c dpcm_decode_frame 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.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in FFmpeg up to 0.9.1. Affected is the function dpcm_decode_frame of the file dpcm.c. The manipulation results in memory corruption. This vulnerability was named CVE-2011-3951. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in FFmpeg up to 0.9.1 (Multimedia Processing Software). Affected is the function dpcm_decode_frame of the file dpcm.c. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The dpcm_decode_frame function in dpcm.c in libavcodec in FFmpeg before 0.10 and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.6, and 0.8.x before 0.8.1 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted stereo stream in a media file.

The issue has been introduced in 06/23/2011. The weakness was presented 08/20/2012 by ami_stuff (Website). The advisory is available at ubuntu.com. This vulnerability is traded as CVE-2011-3951 since 10/01/2011. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 372 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 59772 (Debian DSA-2494-1 : ffmpeg - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (59772), SecurityFocus (BID 51307†) and Vulnerability Center (SBV-36210†). See VDB-61721, VDB-61720, VDB-61719 and VDB-61718 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Multimedia Processing Software

Name

• FFmpeg

Version

• 0.7.1
• 0.7.2
• 0.7.7
• 0.7.8
• 0.7.9
• 0.7.11
• 0.7.12
• 0.8.5
• 0.8.6
• 0.8.7
• 0.8.8
• 0.8.10
• 0.8.11
• 0.9
• 0.9.1

License

• open-source

Website

• Product: https://ffmpeg.org/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

Nessus ID: 59772
Nessus Name: Debian DSA-2494-1 : ffmpeg - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 71472
OpenVAS Name: Debian Security Advisory DSA 2494-1 (ffmpeg)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: ce7aee9b733134649a6ce2fa743e51733f33e67e

Timelineinfo

06/23/2011 🔍
10/01/2011 +100 days 🔍
01/06/2012 +97 days 🔍
06/29/2012 +175 days 🔍
08/20/2012 +52 days 🔍
08/20/2012 +0 days 🔍
08/20/2012 +0 days 🔍
09/24/2012 +35 days 🔍
03/23/2015 +910 days 🔍
12/08/2021 +2452 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: DSA-2494
Researcher: ami_stuff
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-3951 (🔍)
GCVE (CVE): GCVE-0-2011-3951
GCVE (VulDB): GCVE-100-61698

OVAL: 🔍

SecurityFocus: 51307 - FFmpeg Multiple Remote Vulnerabilities
Vulnerability Center: 36210 - FFmpeg and Libav \x27dpcm_decode_frame\x27 Function Allows Remote DoS\\ Code Execution, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/08/2021 01:56
Changes: 03/23/2015 16:50 (61), 04/17/2017 11:18 (12), 12/08/2021 01:49 (5), 12/08/2021 01:56 (2)
Complete: 🔍
Cache ID: 216::103

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

Discussion

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