{"id":"CVE-2018-4006","aliases":["EUVD-2018-15792","GHSA-77gm-qcq9-fqc2"],"status":"published","title":"An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service...","description":"An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the writeConfig functionality. A non-root user is able to write a file anywhere on the system. A user with local access can use this vulnerability to raise their privileges to root. An attacker would need local access to the machine to exploit it successfully.","severity":{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.0068,"percentile":0.52657,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2019-04-17T14:35:06Z","modified":"2026-06-17T01:58:12Z","products":[{"vendor":"shimovpn","product":"shimo_vpn"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0675","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4006"},{"url":"https://github.com/advisories/GHSA-77gm-qcq9-fqc2"}],"sources":{"cve":[{"id":"CVE-2018-4006","description":"An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the writeConfig functionality. A non-root user is able to write a file anywhere on the system. A user with local access can use this vulnerability to raise their privileges to root. An attacker would need local access to the machine to exploit it successfully.","status":"published","published":"2019-04-17T14:35:06Z","modified":"2024-08-05T04:57:24.736Z","cvss":[{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:35:08.341767Z"}],"euvd":[{"id":"EUVD-2018-15792","description":"An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the writeConfig functionality. A non-root user is able to write a file anywhere on the system. A user with local access can use this vulnerability to raise their privileges to root. An attacker would need local access to the machine to exploit it successfully.","status":"published","published":"2019-04-17T14:35:06Z","modified":"2024-08-05T04:57:24Z","cvss":[{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T02:40:15.208866Z"}],"ghsa":[{"id":"GHSA-77gm-qcq9-fqc2","title":"An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service...","description":"An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the writeConfig functionality. A non-root user is able to write a file anywhere on the system. A user with local access can use this vulnerability to raise their privileges to root. An attacker would need local access to the machine to exploit it successfully.","status":"published","published":"2022-05-13T01:01:45Z","modified":"2023-02-01T05:02:26Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:55.031123Z"}],"nvd":[{"id":"CVE-2018-4006","description":"An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the writeConfig functionality. A non-root user is able to write a file anywhere on the system. A user with local access can use this vulnerability to raise their privileges to root. An attacker would need local access to the machine to exploit it successfully.","status":"published","published":"2019-04-17T15:29:00.563Z","modified":"2026-06-17T01:58:12.337Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:55.136632Z"}]}}