high8.4Known exploited
CVE-2024-4978
Justice AV Solutions (JAVS) Viewer Installer Embedded Malicious Code Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2024-05-29. Federal due date: 2024-06-19.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Impact
Justice AV Solutions Viewer Setup 8.3.7.250-1 contains a malicious binary when executed and is signed with an unexpected authenticode signature. A remote, privileged threat actor may exploit this vulnerability to execute of unauthorized PowerShell commands.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Javs | Javs Viewer | Version 8.3.7.250 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- https://twitter.com/2RunJack2/status/1775052981966377148
- https://www.javs.com/downloads/
- https://www.rapid7.com/blog/post/2024/05/23/cve-2024-4978-backdoored-justice-av-solutions-viewer-software-used-in-apparent-supply-chain-attack/
- https://twitter.com/2RunJack2/status/1775052981966377148
- https://www.javs.com/downloads/
- https://www.rapid7.com/blog/post/2024/05/23/cve-2024-4978-backdoored-justice-av-solutions-viewer-software-used-in-apparent-supply-chain-attack/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-4978