CVE-2021-25804 : A NULL-pointer dereference in "Open" in avi.c of VideoLAN VLC Media Player 3.0.1

A NULL-pointer dereference in "Open" in avi.c of VideoLAN VLC Media Player 3.0.11 can a denial of service (DOS) in the application.

Published 2021-07-26 17:15:08

Updated 2021-08-04 02:11:13

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory CorruptionDenial of service

Products affected by CVE-2021-25804

Videolan » Vlc Media Player » Version: 3.0.11
cpe:2.3:a:videolan:vlc_media_player:3.0.11:*:*:*:*:*:*:*
Matching versions

Top countries where our scanners detected CVE-2021-25804

Top open port discovered on systems with this issue 4001

IPs affected by CVE-2021-25804 420

Threat actors abusing to this issue? Yes

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^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

EPSS FAQ

1.00%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 75 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

https://code.videolan.org/videolan/vlc-3.0/-/commit/a7f577ec26d35bbd7b2a3cda89d1b41bde69de9c

demux: avi: fix invalid dereference (a7f577ec) · Commits · VideoLAN / VLC-3.0 · GitLab
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