CVE-2024-4978 · netVigilance record NV24-0062
Justice AV Solutions (JAVS) Viewer Installer Embedded Malicious Code
past due
What to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA deadline 2024-06-19 · passed 2 years 2 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
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.
Who is affected
Justice AV Solutions Viewer. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-506.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 2 years 2 months ago
Sources
- NVD entry for CVE-2024-4978 nvd.nist.gov/vuln/detail/CVE-2024-4978
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- rapid7.com www.rapid7.com/blog/post/2024/05/23/cve-2024-4978-backdoored-justice-av-solutions-viewer-software-used-in-apparent-supply-chain-attack#remediation
- javs.com www.javs.com/downloads
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2024-4978