FFmpeg up to 0.4.9 avcodec_close memory corruption

HistoryDiffrelatejsonxmlCTI

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.
9.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in FFmpeg up to 0.4.9. The impacted element is the function avcodec_close. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2008-4868. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in FFmpeg up to 0.4.9 (Multimedia Processing Software). It has been classified as very critical. This affects the function avcodec_close. 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 confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in the avcodec_close function in libavcodec/utils.c in FFmpeg 0.4.9 before r14787, as used by MPlayer, has unknown impact and attack vectors, related to a free "on random pointers."

The bug was discovered 09/05/2008. The weakness was shared 10/31/2008 (Website). It is possible to read the advisory at xforce.iss.net. This vulnerability is uniquely identified as CVE-2008-4868 since 10/31/2008. The exploitability is told to be easy. 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 pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/02/2021).

The vulnerability was handled as a non-public zero-day exploit for at least 56 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 35969 (GLSA-200903-33 : 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 eliminates this vulnerability. A possible mitigation has been published 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (46325), Tenable (35969), SecurityFocus (BID 33502†), OSVDB (50259†) and Secunia (SA34385†). The entries VDB-46717, VDB-46212 and VDB-44800 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

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: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 35969
Nessus Name: GLSA-200903-33 : FFmpeg: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 63688
OpenVAS Name: Gentoo Security Advisory GLSA 200903-33 (ffmpeg gst-plugins-ffmpeg mplayer)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

09/05/2008 🔍
09/05/2008 +0 days 🔍
10/31/2008 +56 days 🔍
10/31/2008 +0 days 🔍
10/31/2008 +0 days 🔍
01/28/2009 +88 days 🔍
03/19/2009 +50 days 🔍
03/20/2009 +1 days 🔍
03/20/2009 +0 days 🔍
03/23/2009 +3 days 🔍
03/17/2015 +2185 days 🔍
08/02/2021 +2330 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: xforce.iss.net
Status: Not defined

CVE: CVE-2008-4868 (🔍)
GCVE (CVE): GCVE-0-2008-4868
GCVE (VulDB): GCVE-100-44799
X-Force: 46325
SecurityFocus: 33502
Secunia: 34385 - Gentoo update for ffmpeg, gst-plugins-ffmpeg, and mplayer, Highly Critical
OSVDB: 50259 - CVE-2008-4868 - FFmpeg - Unspecified Issue
Vulnerability Center: 21358 - FFmpeg 0.4.9 before r14787 Unspecified Vulnerability Related to a Free \, Critical

See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 08/02/2021 18:01
Changes: 03/17/2015 16:11 (72), 08/31/2019 09:07 (6), 08/02/2021 18:01 (3)
Complete: 🔍
Cache ID: 216:240:103