FFmpeg up to 1.1.3 iff.c msrle_decode_8_16_24_32 File numeric error

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

A vulnerability was found in FFmpeg up to 1.1.3 (Multimedia Processing Software). It has been rated as very critical. Affected by this issue is the function msrle_decode_8_16_24_32 in the library libavformat of the file iff.c. The manipulation with the input value CMAP Chunk leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The iff_read_header function in iff.c in libavformat in FFmpeg through 1.1.3 does not properly handle data sizes for Interchange File Format (IFF) data during operations involving a CMAP chunk or a video codec, which allows remote attackers to cause a denial of service (integer overflow, out-of-bounds array access, and application crash) or possibly have unspecified other impact via a crafted header.

The weakness was disclosed 03/04/2013 by Mateusz Jurczyk and Gynvael Coldwind (j00ru) with Google Security Team as SA52594 as not defined advisory (Secunia). The advisory is available at secunia.com. This vulnerability is handled as CVE-2013-2495 since 03/07/2013. 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 structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/06/2021).

The vulnerability scanner Nessus provides a plugin with the ID 65819 (Ubuntu 12.04 LTS / 12.10 : libav vulnerabilities (USN-1790-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks.

Upgrading to version 9.4 eliminates this vulnerability. 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 patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (82783) and Tenable (65819). The entries 7789, 7981 and 63650 are pretty similar.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
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: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 65819
Nessus Name: Ubuntu 12.04 LTS / 12.10 : libav vulnerabilities (USN-1790-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 841389
OpenVAS Name: Ubuntu Update for libav USN-1790-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Upgrade: FFmpeg 9.4
Patch: git.videolan.org

Timelineinfo

03/04/2013 🔍
03/04/2013 +0 days 🔍
03/07/2013 +3 days 🔍
03/09/2013 +2 days 🔍
03/09/2013 +0 days 🔍
03/13/2013 +4 days 🔍
03/13/2013 +0 days 🔍
03/14/2013 +1 days 🔍
04/24/2014 +406 days 🔍
05/06/2021 +2569 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: SA52594⛔
Researcher: Mateusz Jurczyk, Gynvael Coldwind (j00ru)
Organization: Google Security Team
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-2495 (🔍)
OVAL: 🔍

X-Force: 82783
Vulnerability Center: 44242 - FFmpeg <1.1.3 Unspecified Remote Vulnerability in iff.c in libavformat, High
SecurityFocus: 58468 - FFmpeg Multiple Remote Code Execution Vulnerabilities
Secunia: 52594 - FFmpeg Multiple Vulnerabilities, Highly Critical
OSVDB: 91200

See also: 🔍

Entryinfo

Created: 03/14/2013 10:37
Updated: 05/06/2021 11:29
Changes: 03/14/2013 10:37 (77), 08/20/2017 22:23 (11), 05/06/2021 11:29 (2)
Complete: 🔍

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