{"id":"CVE-2021-22656","aliases":["EUVD-2021-9792","GHSA-qrfm-956x-83hh"],"status":"published","title":"Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may...","description":"Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03274,"percentile":0.88499,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2021-02-11T16:06:31Z","modified":"2026-06-17T03:37:31Z","products":[{"vendor":"advantech","product":"iview"}],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-040-02","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-189/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22656"},{"url":"https://github.com/advisories/GHSA-qrfm-956x-83hh"}],"sources":{"cve":[{"id":"CVE-2021-22656","description":"Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.","status":"published","published":"2021-02-11T16:06:31Z","modified":"2024-08-03T18:51:05.814Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:32:57.701381Z"}],"euvd":[{"id":"EUVD-2021-9792","description":"Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.","status":"published","published":"2021-02-11T16:06:31Z","modified":"2024-08-03T18:51:05Z","updated_at":"2026-11-03T03:25:02.042856Z"}],"ghsa":[{"id":"GHSA-qrfm-956x-83hh","title":"Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may...","description":"Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.","status":"published","published":"2022-05-24T17:42:00Z","modified":"2023-01-29T05:05:41Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:45:51.307262Z"}],"nvd":[{"id":"CVE-2021-22656","description":"Advantech iView versions prior to v5.7.03.6112 are vulnerable to directory traversal, which may allow an attacker to read sensitive files.","status":"published","published":"2021-02-11T18:15:17.19Z","modified":"2026-06-17T03:37:31.52Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:50.031227Z"}]}}