Actively exploited in the wild
Justice AV Solutions (JAVS) Viewer Installer Embedded Malicious Code Vulnerability
Justice AV Solutions - Viewer · Listed in the CISA KEV since 2024-05-29. This indicates confirmed attacks in production environments.
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CVE-2024-4978
HighCVSS 8.4KEVSummary
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 unauthorized PowerShell commands.
Risk Assessment
A remote attacker with privileges could execute malicious code on the victim's machine, potentially leading to full system compromise and network propagation.
Recommendation
Remove or replace Justice AV Solutions Viewer Setup 8.3.7.250-1 with a trusted version. Verify installer integrity and avoid installing software from untrusted sources.
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Original NVD description (English source)
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.