CVE-2023-6601CWE-99

Ffmpeg: hls unsafe file extension bypass in ffmpeg

Medium · published January 6, 2025

CVSS v3.1
4.7
EPSS
0%
Percentile
34.8
In the wild
Unconfirmed
What it is

A flaw was found in FFmpeg's HLS demuxer. This vulnerability allows bypassing unsafe file extension checks and triggering arbitrary demuxers via base64-encoded data URIs appended with specific file extensions.

The record
Technical detail
CVSS v3.1
4.7 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00416 · 34.8th percentile
Weakness
CWE-99 · Improper Control of Resource Identifiers ('Resource Injection')
Published
2025-01-06T16:41Z
EPSS history
Timeline
  • 06 JAN 16:41Z
    Ffmpeg: hls unsafe file extension bypass in ffmpeg
    cvelistv5