FFmpeg 0.5 vorbis_dec.c numeric error

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in FFmpeg 0.5. It has been classified as critical. This vulnerability affects unknown code of the file vorbis_dec.c. The manipulation leads to numeric error. This vulnerability is documented as CVE-2009-4640. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in FFmpeg 0.5 (Multimedia Processing Software) and classified as critical. This issue affects an unknown code block of the file vorbis_dec.c. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is availability. The summary by CVE is:

Array index error in vorbis_dec.c in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted Vorbis file that triggers an out-of-bounds read.

The issue has been introduced in 03/02/2010. The weakness was released 02/09/2010 by Will Dormann (Website). It is possible to read the advisory at roundup.ffmpeg.org. The identification of this vulnerability is CVE-2009-4640. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 44864 (Debian DSA-2000-1 : ffmpeg-debian - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195089 (Ubuntu Security Notification for FFmpeg, Ffmpeg-debian Vulnerabilities (USN-931-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8857.

The vulnerability is also documented in the databases at Tenable (44864), SecurityFocus (BID 36465†) and Vulnerability Center (SBV-25504†). Entries connected to this vulnerability are available at VDB-9123, VDB-9124, VDB-9126 and VDB-9128. Be aware that VulDB is the high quality source for vulnerability data.

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: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44864
Nessus Name: Debian DSA-2000-1 : ffmpeg-debian - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 66953
OpenVAS Name: Debian Security Advisory DSA 2000-1 (ffmpeg-debian)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

Timelineinfo

12/06/2005 🔍
09/21/2009 +1385 days 🔍
02/09/2010 +140 days 🔍
02/09/2010 +0 days 🔍
02/09/2010 +0 days 🔍
03/02/2010 +21 days 🔍
04/22/2010 +51 days 🔍
03/18/2015 +1791 days 🔍
04/30/2026 +4061 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: roundup.ffmpeg.org
Researcher: Will Dormann
Status: Not defined

CVE: CVE-2009-4640 (🔍)
GCVE (CVE): GCVE-0-2009-4640
GCVE (VulDB): GCVE-100-51791

OVAL: 🔍

SecurityFocus: 36465 - FFmpeg Version 0.5 Multiple Remote Vulnerabilities
Vulnerability Center: 25504 - FFmpeg 0.5 Remote DoS or Arbitrary Code Execution Vulnerability via a Crafted Vorbis File, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 04/30/2026 16:19
Changes: 03/18/2015 15:15 (58), 02/23/2017 10:30 (15), 09/02/2021 07:20 (3), 09/02/2021 07:25 (1), 04/30/2026 16:19 (19)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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