VDB-179694 · CVE-2021-25802 · GCVE-0-2021-25802

VideoLAN VLC Media Player 3.0.11 AVI File AVI_ExtractSubtitle 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.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in VideoLAN VLC Media Player 3.0.11 and classified as problematic. This impacts the function AVI_ExtractSubtitle of the component AVI File Handler. The manipulation results in out-of-bounds. This vulnerability is cataloged as CVE-2021-25802. The attack may be launched remotely. There is no exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability classified as critical has been found in VideoLAN VLC Media Player 3.0.11 (Multimedia Player Software). Affected is the function AVI_ExtractSubtitle of the component AVI File Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 07/27/2021 as 0660acc3ab64d2c3ad99cae887a438f0648faa72. The advisory is available at code.videolan.org. This vulnerability is traded as CVE-2021-25802. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at code.videolan.org.

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Productinfo

Type

Multimedia Player Software

Vendor

VideoLAN

Name

VLC Media Player

Version

3.0.11

License

open-source

Website

Vendor: https://www.videolan.org/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: code.videolan.org

Timelineinfo

01/22/2021 🔍
07/27/2021 +185 days 🔍
07/27/2021 +0 days 🔍
08/05/2021 +9 days 🔍

Sourcesinfo

Vendor: videolan.org

Advisory: 0660acc3ab64d2c3ad99cae887a438f0648faa72
Status: Confirmed

CVE: CVE-2021-25802 (🔍)
GCVE (CVE): GCVE-0-2021-25802
GCVE (VulDB): GCVE-100-179694

Entryinfo

Created: 07/27/2021 08:34
Updated: 08/05/2021 09:52
Changes: 07/27/2021 08:34 (41), 08/05/2021 09:52 (2)
Complete: 🔍
Cache ID: 216::103