CVE-2021-25801

7.1HIGH

Key Information:

Vendor
Videolan
Status
Vlc Media Player
Vendor
CVE Published:
26 July 2021

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A buffer overflow vulnerability in the __Parse_indx component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

VLC_CVE-2021-25801_Analysis
Created by DShankle

References

https://code.videolan.org/videolan/vlc-3.0/-/commit/f5f8c...
x_refsource_MISC

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.