{"id":"CVE-2024-4978","aliases":[],"url":"https://o3.security/vulnerability/CVE-2024-4978","summary":"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…","details":"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.","published":"2024-05-23T01:56:37.946Z","modified":"2025-10-21T23:05:17.733Z","cvss":{"score":8.4,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H"},"epss":{"score":0.26937,"percentile":0.97925,"asOf":"2026-09-15"},"cisaKev":null,"exploitsKnown":2,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://twitter.com/2RunJack2/status/1775052981966377148"},{"type":"WEB","url":"https://www.rapid7.com/blog/post/2024/05/23/cve-2024-4978-backdoored-justice-av-solutions-viewer-software-used-in-apparent-supply-chain-attack/"},{"type":"WEB","url":"https://www.javs.com/downloads/"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-4978"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2025-10-21T23:05:17.733Z"}}