FFmpeg 2.0 vf_fieldmatch.c copy_fields memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in FFmpeg 2.0. This vulnerability affects the function copy_fields of the file libavfilter/vf_fieldmatch.c. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2013-4263. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in FFmpeg 2.0 (Multimedia Processing Software). This affects the function copy_fields of the file libavfilter/vf_fieldmatch.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. The summary by CVE is:

libavfilter in FFmpeg before 2.0.1 has unspecified impact and remote vectors related to a crafted "plane," which triggers an out-of-bounds heap write.

The issue has been introduced in 07/11/2013. The weakness was published 08/03/2013 as confirmed git commit (GIT Repository). It is possible to read the advisory at git.videolan.org. This vulnerability is uniquely identified as CVE-2013-4263 since 06/12/2013. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 89899 (GLSA-201603-06 : FFmpeg: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading to version 2.0.1 eliminates this vulnerability. The upgrade is hosted for download at git.videolan.org. 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 upgrading to the latest version. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (89899), OSVDB (96450†) and Secunia (SA54541†). Similar entries are available at VDB-7624, VDB-7625, VDB-7628 and VDB-7630. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • FFmpeg 2.0
  • Libav 0.8.8/0.9.8

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

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: 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: 🔍

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Nessus ID: 89899
Nessus Name: GLSA-201603-06 : FFmpeg: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 18627
OpenVAS Name: Gentoo Linux Local Check: https://security.gentoo.org/glsa/201603-06
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: FFmpeg 2.0.1
Patch: git.videolan.org

Timelineinfo

06/12/2013 🔍
07/11/2013 +29 days 🔍
08/03/2013 +23 days 🔍
08/11/2013 +8 days 🔍
08/21/2013 +10 days 🔍
08/23/2013 +2 days 🔍
11/23/2013 +92 days 🔍
03/14/2016 +842 days 🔍
04/15/2019 +1127 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: git.videolan.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-4263 (🔍)
GCVE (CVE): GCVE-0-2013-4263
GCVE (VulDB): GCVE-100-10035
Secunia: 54541 - FFmpeg Multiple Vulnerabilities, Moderately Critical
OSVDB: 96450

See also: 🔍

Entryinfo

Created: 08/23/2013 15:14
Updated: 04/15/2019 17:10
Changes: 08/23/2013 15:14 (74), 04/15/2019 17:10 (4)
Complete: 🔍
Cache ID: 216::103

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