FFmpeg 1.2 libavutil/log.c format_line numeric error

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 identified as problematic has been detected in FFmpeg 1.2. This issue affects the function format_line of the file libavutil/log.c. Performing a manipulation results in numeric error. This vulnerability was named CVE-2013-3671. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in FFmpeg 1.2 (Multimedia Processing Software). It has been classified as critical. This affects the function format_line of the file libavutil/log.c. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The format_line function in log.c in libavutil in FFmpeg before 1.2.1 uses inapplicable offset data during a certain category calculation, which allows remote attackers to cause a denial of service (invalid pointer dereference and application crash) via crafted data that triggers a log message.

The issue has been introduced in 03/07/2013. The weakness was presented 04/30/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as not defined advisory (Website). It is possible to read the advisory at ffmpeg.org. The public release was coordinated in cooperation with the project team. This vulnerability is uniquely identified as CVE-2013-3671 since 05/24/2013. 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 54 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 70647 (GLSA-201310-12 : 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 1.2.1 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 1 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (70647), SecurityFocus (BID 36465†), OSVDB (94161†) and Secunia (SA53825†). See VDB-5510, VDB-7875, VDB-7876 and VDB-7877 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Name

Version

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: Numeric error
CWE: CWE-189
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: 70647
Nessus Name: GLSA-201310-12 : FFmpeg: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 841403
OpenVAS Name: Gentoo Linux Local Check: https://security.gentoo.org/glsa/201310-12
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 1.2.1
Patch: git.videolan.org

Timelineinfo

03/07/2013 🔍
04/30/2013 +54 days 🔍
04/30/2013 +0 days 🔍
05/07/2013 +7 days 🔍
05/24/2013 +17 days 🔍
06/09/2013 +16 days 🔍
06/14/2013 +5 days 🔍
06/14/2013 +0 days 🔍
10/27/2013 +135 days 🔍
04/15/2019 +1996 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: ffmpeg.org
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-3671 (🔍)
GCVE (CVE): GCVE-0-2013-3671
GCVE (VulDB): GCVE-100-9123
SecurityFocus: 36465
Secunia: 53825 - FFmpeg Multiple Vulnerabilities, Moderately Critical
OSVDB: 94161

See also: 🔍

Entryinfo

Created: 06/14/2013 10:21
Updated: 04/15/2019 11:42
Changes: 06/14/2013 10:21 (73), 04/15/2019 11:42 (10)
Complete: 🔍
Cache ID: 216::103

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