{"schemaVersion":3,"id":"CVE-2022-31793","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"do_request in request.c in muhttpd before 1.1.7 allows remote attackers to read arbitrary files by constructing a URL with a single character before a desired path on the filesystem. This occurs because the code skips over the first character when serving files. Arris NVG443, NVG599, NVG589, and NVG510 devices and Arris-derived BGW210 and BGW320 devices are affected.","dates":{"published":"2022-08-04T21:55:05.000Z","modified":"2024-08-03T07:26:01.085Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.17746,"percentile":0.97154,"severity":"medium","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":1.8940000000000012,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.15852},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.16989,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.17746,"percentile":0.97154}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.15852,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.16856,"percentile":null},{"date":"2026-1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