{"id":"CVE-2021-42128","aliases":["EUVD-2021-29113","GHSA-mfmh-5798-r2wm"],"status":"published","title":"An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 using...","description":"An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 using inforail Service allows Privilege Escalation via Enterprise Server Service.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.04647,"percentile":0.91846,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-749"],"published":"2021-12-07T13:13:10Z","modified":"2026-06-17T04:09:23Z","products":[{"vendor":"ivanti","product":"avalanche"}],"references":[{"url":"https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-6-3-3","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42128"},{"url":"https://github.com/advisories/GHSA-mfmh-5798-r2wm"}],"sources":{"cve":[{"id":"CVE-2021-42128","description":"An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 using inforail Service allows Privilege Escalation via Enterprise Server Service.","status":"published","published":"2021-12-07T13:13:10Z","modified":"2024-08-04T03:30:36.382Z","cwes":["CWE-749"],"updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29113","description":"An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 using inforail Service allows Privilege Escalation via Enterprise Server Service.","status":"published","published":"2021-12-07T13:13:10Z","modified":"2024-08-04T03:30:36Z","updated_at":"2026-11-03T03:24:16.217613Z"}],"ghsa":[{"id":"GHSA-mfmh-5798-r2wm","title":"An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 using...","description":"An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 using inforail Service allows Privilege Escalation via Enterprise Server Service.","status":"published","published":"2021-12-08T00:01:32Z","modified":"2023-01-28T05:02:44Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:43:50.187003Z"}],"nvd":[{"id":"CVE-2021-42128","description":"An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 using inforail Service allows Privilege Escalation via Enterprise Server Service.","status":"published","published":"2021-12-07T14:15:09.3Z","modified":"2026-06-17T04:09:23.687Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-749"],"updated_at":"2026-11-02T14:07:01.811115Z"}]}}