CVE-2024-4978
HIGH CISA KEVCVSS v3
8.4
HIGH
EPSS Score
—
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
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.
CISA Known Exploited Vulnerability
- Date Added
- 5/29/2024
- Patch Due Date
- 6/19/2024
- Required Action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 5/23/2024
- Last Modified
- 10/24/2025
Frequently Asked Questions
What is CVE-2024-4978?
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.
Is CVE-2024-4978 actively exploited?
Yes. CVE-2024-4978 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 6/19/2024.
What is the CVSS score for CVE-2024-4978?
CVE-2024-4978 has a CVSS v3 base score of 8.4 (HIGH severity), with vector string 3.1.
Is CVE-2024-4978 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.