VDB-133858 · CVE-2019-11339 · BID 108034

FFmpeg up to 4.1.1 Studio Profile Decoder mpeg4videodec.c out-of-bounds

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in FFmpeg up to 4.1.1 and classified as critical. Affected is an unknown function of the file libavcodec/mpeg4videodec.c of the component Studio Profile Decoder. Executing a manipulation can lead to out-of-bounds. This vulnerability appears as CVE-2019-11339. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in FFmpeg up to 4.1.1 (Multimedia Processing Software). This vulnerability affects an unknown code of the file libavcodec/mpeg4videodec.c of the component Studio Profile Decoder. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The studio profile decoder in libavcodec/mpeg4videodec.c in FFmpeg 4.0 before 4.0.4 and 4.1 before 4.1.2 allows remote attackers to cause a denial of service (out-of-array access) or possibly have unspecified other impact via crafted MPEG-4 video data.

The bug was discovered 02/14/2019. The weakness was presented 04/19/2019 (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-2019-11339 since 04/18/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 64 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197450 (Ubuntu Security Notification for Ffmpeg Vulnerabilities (USN-3967-1)).

Upgrading to version 4.0.4 or 4.1.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 108034†). See VDB-123171, VDB-131583, VDB-131582 and VDB-133857 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Multimedia Processing Software

Name

FFmpeg

Version

License

open-source

Website

Product: https://ffmpeg.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FFmpeg 4.0.4/4.1.2
Patch: github.com

Timelineinfo

02/14/2019 🔍
04/18/2019 +63 days 🔍
04/18/2019 +0 days 🔍
04/19/2019 +1 days 🔍
04/20/2019 +1 days 🔍
09/04/2023 +1598 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: 1f686d023b95219db933394a7704ad9aa5f01cbb⛔
Status: Confirmed

CVE: CVE-2019-11339 (🔍)
GCVE (CVE): GCVE-0-2019-11339
GCVE (VulDB): GCVE-100-133858
SecurityFocus: 108034 - FFmpeg CVE-2019-11338 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 04/20/2019 07:23
Updated: 09/04/2023 22:13
Changes: 04/20/2019 07:23 (63), 05/31/2020 09:39 (4), 09/04/2023 21:58 (5), 09/04/2023 22:13 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.