CVE-2024-4978

high-risk
Published 2024-05-23

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.

Do I need to act?

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14.1% chance of exploitation in next 30 days
EPSS score — higher than 86% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.4/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Javs

References (7)

Third Party Advisory https://twitter.com/2RunJack2/status/1775052981966377148
Broken Link https://www.javs.com/downloads/
Exploit https://www.rapid7.com/blog/post/2024/05/23/cve-2024-4978-backdoored-justice-av-...
Third Party Advisory https://twitter.com/2RunJack2/status/1775052981966377148
Broken Link https://www.javs.com/downloads/
Exploit https://www.rapid7.com/blog/post/2024/05/23/cve-2024-4978-backdoored-justice-av-...
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-...
53
/ 100
high-risk
Severity 29/34 · Critical
Exploitability 19/34 · Moderate
Exposure 5/34 · Minimal