VideoLAN VLC Media Player up to 0.9.5 RealText Demuxer memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability has been found in VideoLAN VLC Media Player up to 0.9.5 (Multimedia Player Software) and classified as critical. Affected by this vulnerability is an unknown functionality of the component RealText Demuxer. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in VideoLAN VLC media player 0.5.0 through 0.9.5 might allow user-assisted attackers to execute arbitrary code via the header of an invalid CUE image file, related to modules/access/vcd/cdrom.c. NOTE: this identifier originally included an issue related to RealText, but that issue has been assigned a separate identifier, CVE-2008-5036.

The weakness was published 11/06/2008 by Tobias Klein (Website). The advisory is shared at videolan.org. This vulnerability is known as CVE-2008-5032 since 11/10/2008. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed in Perl. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 34730 (VLC Media Player 0.5.0 to 0.9.5 Stack-Based Buffer Overflows), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 116031 (VLC Media Player Multiple Stack-Based Buffer Overflow Vulnerabilities).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at videolan.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 days after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8912.

The vulnerability is also documented in the databases at X-Force (46375) and Tenable (34730). Similar entries are available at 3864 and 44968.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
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CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

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

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Price Prediction: 🔍
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Nessus ID: 34730
Nessus Name: VLC Media Player 0.5.0 to 0.9.5 Stack-Based Buffer Overflows
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 64255
OpenVAS Name: Debian Security Advisory DSA 1819-1 (vlc)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: videolan.org
TippingPoint: 🔍

Timelineinfo

11/05/2008 🔍
11/05/2008 +0 days 🔍
11/06/2008 +1 days 🔍
11/06/2008 +0 days 🔍
11/06/2008 +0 days 🔍
11/08/2008 +1 days 🔍
11/10/2008 +2 days 🔍
11/10/2008 +0 days 🔍
11/10/2008 +0 days 🔍
11/18/2008 +8 days 🔍
11/18/2008 +0 days 🔍
03/16/2021 +4501 days 🔍

Sourcesinfo

Vendor: videolan.org

Advisory: videolan.org
Researcher: Tobias Klein
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-5032 (🔍)
OVAL: 🔍

X-Force: 46375
Vulnerability Center: 20033 - VideoLAN VLC Media Player < 0.9.6 Remote Code Execution and DoS via Malformed CUE Image File, Medium
SecurityFocus: 32125 - VLC Media Player Multiple Stack Based Buffer Overflow Vulnerabilities
Secunia: 32569 - VLC Media Player CUE and RealText Processing Buffer Overflows, Highly Critical
OSVDB: 49809 - VLC Media Player RealText Demuxer Subtitle File Handling Overflow

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

Entryinfo

Created: 11/18/2008 18:26
Updated: 03/16/2021 20:19
Changes: 11/18/2008 18:26 (85), 05/06/2019 07:06 (13), 03/16/2021 20:19 (3)
Complete: 🔍

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