FFmpeg prior 0.8.3 read_var_block_data Remote Code Execution

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability was found in FFmpeg. It has been classified as very critical. This affects the function read_var_block_data. The manipulation leads to Remote Code Execution. This vulnerability is uniquely identified as CVE-2012-2775. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in FFmpeg (Multimedia Processing Software). It has been rated as very critical. This issue affects the function read_var_block_data. The manipulation with an unknown input leads to a remote code execution vulnerability. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large order and an "out of array write in quant_cof."

The weakness was disclosed 09/10/2012 (Website). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2012-2775 since 05/19/2012. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD at the moment (estimation calculated on 12/13/2021).

The vulnerability scanner Nessus provides a plugin with the ID 69412 (FreeBSD : gstreamer-ffmpeg -- Multiple vulnerabilities in bundled libav (4d087b35-0990-11e3-a9f4-bcaec565249c)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks.

Upgrading to version 0.8.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (78483), Tenable (69412), SecurityFocus (BID 55355†), Secunia (SA50468†) and Vulnerability Center (SBV-37411†). The entries VDB-5510, VDB-7165, VDB-9123 and VDB-9124 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
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: 69412
Nessus Name: FreeBSD : gstreamer-ffmpeg -- Multiple vulnerabilities in bundled libav (4d087b35-0990-11e3-a9f4-bcaec565249c)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 841213
OpenVAS Name: Ubuntu Update for libav USN-1630-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FFmpeg 0.8.3
Patch: 9d3032b960ae03066c008d6e6774f68b17a1d69d

Timelineinfo

05/19/2012 🔍
06/07/2012 +19 days 🔍
08/30/2012 +84 days 🔍
09/03/2012 +4 days 🔍
09/10/2012 +7 days 🔍
09/10/2012 +0 days 🔍
11/27/2012 +78 days 🔍
03/24/2015 +847 days 🔍
12/13/2021 +2456 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-2775 (🔍)
GCVE (CVE): GCVE-0-2012-2775
GCVE (VulDB): GCVE-100-62207

OVAL: 🔍

X-Force: 78483
SecurityFocus: 55355 - FFmpeg Multiple Unspecified Vulnerabilities
Secunia: 50468 - FFmpeg Multiple Vulnerabilities, Moderately Critical
Vulnerability Center: 37411 - FFmpeg <=0.11 Unspecified Vulnerability Related to Out of Array Write in quant_cof - CVE-2012-2775, Critical

See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 12/13/2021 14:03
Changes: 03/24/2015 12:22 (63), 04/21/2017 22:15 (8), 12/13/2021 13:58 (4), 12/13/2021 14:03 (1)
Complete: 🔍
Cache ID: 216::103

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