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CVE-2024-4978

🔥 Known Exploited (CISA KEV)HIGH

8.7

CVSS Severity Score

EPSS Score0.0000%

EPSS Percentile0.00th

Published2024-05-23

Last Modified2026-06-17

Data SourcesNVDCISA KEV

Vulnerability Description

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 Platforms (CPE)

📦

Javs

Javs Viewer

= 8.3.7.250

References & Advisories

🔗 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

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