FFmpeg 2.3.3 numeric error

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in FFmpeg 2.3.3. Affected is an unknown function. Executing a manipulation can lead to numeric error. This vulnerability is registered as CVE-2014-8546. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in FFmpeg 2.3.3 (Multimedia Processing Software). This vulnerability affects an unknown function. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect availability. CVE summarizes:

Integer underflow in libavcodec/cinepak.c in FFmpeg before 2.4.2 allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted Cinepak video data.

The issue has been introduced in 08/17/2014. The weakness was published 10/30/2014 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avcodec/cinepak: fix integer underflow as confirmed git commit (GIT Repository). The advisory is shared for download at git.videolan.org. This vulnerability was named CVE-2014-8546 since 10/30/2014. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 74 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 82449 (Mandriva Linux Security Advisory : ffmpeg (MDVSA-2015:173)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.

Upgrading to version 2.4.2 eliminates this vulnerability. Applying the patch e7e5114c506957f40aafd794e06de1a7e341e9d5 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 6 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (99078) and Tenable (82449). Similar entries are available at VDB-12589, VDB-72780 and VDB-72779. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82449
Nessus Name: Mandriva Linux Security Advisory : ffmpeg (MDVSA-2015:173)
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 2.4.2
Patch: e7e5114c506957f40aafd794e06de1a7e341e9d5

Timelineinfo

08/17/2014 🔍
10/30/2014 +74 days 🔍
10/30/2014 +0 days 🔍
11/05/2014 +6 days 🔍
12/04/2014 +29 days 🔍
03/30/2015 +116 days 🔍
03/31/2015 +1 days 🔍
02/27/2022 +2525 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avcodec/cinepak: fix integer underflow
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-8546 (🔍)
GCVE (CVE): GCVE-0-2014-8546
GCVE (VulDB): GCVE-100-68320
X-Force: 99078 - FFmpeg cinepak.c denial of service, Medium Risk

See also: 🔍

Entryinfo

Created: 12/04/2014 09:46
Updated: 02/27/2022 14:09
Changes: 12/04/2014 09:46 (70), 04/18/2019 14:19 (5), 02/27/2022 14:09 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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