{"id":"CVE-2018-6677","aliases":["EUVD-2018-18424","GHSA-77x6-r257-2x55"],"status":"published","title":"McAfee Web Gateway (MWG) - Directory Traversal vulnerability","description":"Directory Traversal vulnerability in the administrative user interface in McAfee Web Gateway (MWG) MWG 7.8.1.x allows authenticated administrator users to gain elevated privileges via unspecified vectors.","severity":{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.02135,"percentile":0.82124,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2018-07-23T13:00:00Z","modified":"2026-06-17T02:02:11Z","products":[{"vendor":"mcafee","product":"mcafee web gateway (mwg)"},{"vendor":"mcafee","product":"mcafee_web_gateway"},{"vendor":"mcafee,llc","product":"mcafee web gateway (mwg)"}],"references":[{"url":"http://www.securityfocus.com/bid/104893","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10245","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-6677"},{"url":"https://github.com/advisories/GHSA-77x6-r257-2x55"}],"sources":{"cve":[{"id":"CVE-2018-6677","title":"McAfee Web Gateway (MWG) - Directory Traversal vulnerability","description":"Directory Traversal vulnerability in the administrative user interface in McAfee Web Gateway (MWG) MWG 7.8.1.x allows authenticated administrator users to gain elevated privileges via unspecified vectors.","status":"published","published":"2018-07-23T13:00:00Z","modified":"2024-08-05T06:10:10.756Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:06.320867Z"}],"euvd":[{"id":"EUVD-2018-18424","description":"Directory Traversal vulnerability in the administrative user interface in McAfee Web Gateway (MWG) MWG 7.8.1.x allows authenticated administrator users to gain elevated privileges via unspecified vectors.","status":"published","published":"2018-07-23T13:00:00Z","modified":"2024-08-05T06:10:10Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T02:40:07.640255Z"}],"ghsa":[{"id":"GHSA-77x6-r257-2x55","title":"Directory Traversal vulnerability in the administrative user interface in McAfee Web Gateway (MWG...","description":"Directory Traversal vulnerability in the administrative user interface in McAfee Web Gateway (MWG) MWG 7.8.1.x allows authenticated administrator users to gain elevated privileges via unspecified vectors.","status":"published","published":"2022-05-13T01:31:57Z","modified":"2023-01-27T21:31:15Z","cvss":[{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:43:22.817498Z"}],"nvd":[{"id":"CVE-2018-6677","description":"Directory Traversal vulnerability in the administrative user interface in McAfee Web Gateway (MWG) MWG 7.8.1.x allows authenticated administrator users to gain elevated privileges via unspecified vectors.","status":"published","published":"2018-07-23T13:29:00.373Z","modified":"2026-06-17T02:02:11.883Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:04:33.865124Z"}]}}