FFmpeg 2.3.3 MJPEG Data memory corruption

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

Summaryinfo

A vulnerability labeled as problematic has been found in FFmpeg 2.3.3. The affected element is an unknown function of the component MJPEG Data Handler. The manipulation results in memory corruption. This vulnerability is identified as CVE-2014-8541. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in FFmpeg 2.3.3 (Multimedia Processing Software). It has been classified as problematic. Affected is an unknown part of the component MJPEG Data Handler. 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 availability.

The issue has been introduced in 08/17/2014. The weakness was released 10/30/2014 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avcodec/mjpegdec: check bits per pixel for changes similar to dimensions as confirmed git commit (GIT Repository). The advisory is shared for download at git.videolan.org. This vulnerability is traded as CVE-2014-8541 since 10/30/2014. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. 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 83940 (FreeBSD : ffmpeg -- multiple vulnerabilities (65b14d39-d01f-419c-b0b8-5df60b929973)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196441 (Ubuntu Security Notification for Libav Vulnerabilities (USN-2944-1)).

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 8 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (99074) and Tenable (83940). Entries connected to this vulnerability are available at VDB-7318, VDB-68319, VDB-75955 and VDB-79343. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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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: Memory corruption
CWE: CWE-119
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: 83940
Nessus Name: FreeBSD : ffmpeg -- multiple vulnerabilities (65b14d39-d01f-419c-b0b8-5df60b929973)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 841810
OpenVAS Name: Ubuntu Update for libav USN-2944-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

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: 5c378d6a6df8243f06c87962b873bd563e58cd39

Timelineinfo

08/17/2014 🔍
10/30/2014 +74 days 🔍
10/30/2014 +0 days 🔍
11/05/2014 +6 days 🔍
12/04/2014 +29 days 🔍
06/02/2015 +180 days 🔍
06/02/2015 +0 days 🔍
02/27/2022 +2462 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avcodec/mjpegdec: check bits per pixel for changes similar to dimensions
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-8541 (🔍)
GCVE (CVE): GCVE-0-2014-8541
GCVE (VulDB): GCVE-100-68316
X-Force: 99074 - FFmpeg mjpegdec.c denial of service, Medium Risk

See also: 🔍

Entryinfo

Created: 12/04/2014 09:39
Updated: 02/27/2022 13:36
Changes: 12/04/2014 09:39 (72), 04/18/2019 13:02 (5), 02/27/2022 13:36 (4)
Complete: 🔍
Cache ID: 216:95A:103

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