FFmpeg 0.5 smacker_decode_header_tree Remote Code Execution

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in FFmpeg 0.5. The affected element is the function smacker_decode_header_tree. The manipulation results in Remote Code Execution. This vulnerability is identified as CVE-2011-3944. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in FFmpeg 0.5 (Multimedia Processing Software). Affected is the function smacker_decode_header_tree. The manipulation with an unknown input leads to a remote code execution vulnerability. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The smacker_decode_header_tree function in libavcodec/smacker.c in FFmpeg before 0.10 allows remote attackers to have an unspecified impact via crafted Smacker data.

The issue has been introduced in 03/02/2010. The weakness was released 12/09/2013 by Gynvael Coldwind (j00ru) as confirmed git commit (GIT Repository). The advisory is shared for download at git.videolan.org. This vulnerability is traded as CVE-2011-3944 since 10/01/2011. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1378 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 72355 (Debian DSA-2855-1 : libav - 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175271 (Debian Security Update for libav (DSA-2855-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org.

The vulnerability is also documented in the databases at Tenable (72355), SecurityFocus (BID 51720†), Secunia (SA36760†) and Vulnerability Center (SBV-44245†). Entries connected to this vulnerability are available at VDB-7629, VDB-9162, VDB-9165 and VDB-9166. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
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: 72355
Nessus Name: Debian DSA-2855-1 : libav - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 702855
OpenVAS Name: Debian Security Advisory DSA 2855-1 (libav - several vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 1285baaab550e3e761590ef6dfb1d9bd9d1332e4

Timelineinfo

09/16/2009 🔍
03/02/2010 +167 days 🔍
10/01/2011 +578 days 🔍
01/30/2012 +121 days 🔍
01/30/2012 +0 days 🔍
12/09/2013 +679 days 🔍
12/09/2013 +0 days 🔍
02/06/2014 +59 days 🔍
04/24/2014 +77 days 🔍
03/24/2015 +334 days 🔍
01/11/2022 +2485 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: DSA-2855
Researcher: Gynvael Coldwind (j00ru)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-3944 (🔍)
GCVE (CVE): GCVE-0-2011-3944
GCVE (VulDB): GCVE-100-65676

OVAL: 🔍

SecurityFocus: 51720 - FFmpeg Multiple Remote Vulnerabilities
Secunia: 36760 - FFmpeg "vmd_read_header()" Integer Overflow Vulnerability, Moderately Critical
Vulnerability Center: 44245 - FFmpeg <0.10 Unspecified Remote Vulnerability in smacker.c in libavcodec, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/11/2022 10:11
Changes: 03/24/2015 15:54 (72), 05/26/2017 03:53 (8), 01/11/2022 10:03 (4), 01/11/2022 10:05 (1), 01/11/2022 10:11 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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