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CVE-2024-4978

Severity not reported CISA KEV
Data quality: kev only. This record comes from the CISA KEV catalog only; NVD details have not been synced yet.

Justice AV Solutions (JAVS) Viewer Installer Embedded Malicious Code Vulnerability

Vendor / product: Justice AV Solutions — Viewer

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.

CVSS
—
Not reported by the source
Timeline (UTC)
Published: not reported
Modified: not reported
NVD status: not reported
Last synced 1 day ago
Verified against the source API 2026-10-27 06:50 UTC
Exploitation
Listed in CISA KEV
Added 2024-05-29 · due 2024-06-19
Known ransomware use: Unknown

Required action (CISA)

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Affected products

Not reported by the source (unknown — not "none").

Weakness classification (CWE)

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

No vendor advisory or patch reference tagged by NVD. Check the references below.

References

  • No references reported.

Data sources

CISA KEV — fetched 2026-10-27 06:50 UTC · record ↗

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