{"id":"CVE-2018-5349","aliases":["EUVD-2018-17128","GHSA-jxhq-c35p-v59f"],"status":"published","title":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in...","description":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.","severity":{"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","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00354,"percentile":0.29315,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-732"],"published":"2018-03-22T16:00:00Z","modified":"2026-06-17T02:00:10Z","products":[{"vendor":"heimdalsecurity","product":"heimdal"}],"references":[{"url":"https://improsec.com/blog/heimdal-advisory-1","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5349"},{"url":"https://github.com/advisories/GHSA-jxhq-c35p-v59f"}],"sources":{"cve":[{"id":"CVE-2018-5349","description":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.","status":"published","published":"2018-03-22T16:00:00Z","modified":"2024-08-05T05:33:43.782Z","updated_at":"2026-11-02T14:35:01.28843Z"}],"euvd":[{"id":"EUVD-2018-17128","description":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.","status":"published","published":"2018-03-22T16:00:00Z","modified":"2024-08-05T05:33:43Z","updated_at":"2026-11-03T02:40:11.187677Z"}],"ghsa":[{"id":"GHSA-jxhq-c35p-v59f","title":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in...","description":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.","status":"published","published":"2022-05-13T01:52:47Z","modified":"2023-02-02T05:02:19Z","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-732"],"updated_at":"2026-11-02T14:51:24.429027Z"}],"nvd":[{"id":"CVE-2018-5349","description":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.","status":"published","published":"2018-03-22T16:29:00.207Z","modified":"2026-06-17T02:00:10.347Z","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","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:04:24.264003Z"}]}}