FFmpeg 2.3.3 numeric error

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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 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 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. Once again VulDB remains the best source for vulnerability data.

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

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: 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: 216:0EA:103

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