Firetruck

CVE-2024-4978

KEV
Updated Oct 21, 2025 · PUBLISHED
View KEV entry →

Description

Justice AV Solutions (JAVS) Viewer installer contains a malicious version of ffmpeg.exe, named fffmpeg.exe (SHA256: 421a4ad2615941b177b6ec4ab5e239c14e62af2ab07c6df1741e2a62223223c4). When run, this creates a backdoor connection to a malicious C2 server.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
viewerjavs / viewer8.3.7.250affected
ViewerJustice AV Solutions / Viewer8.3.7.250affected