{"id":"CVE-2026-55706","aliases":["EUVD-2026-37521","GHSA-rrgf-j5xj-h9hc"],"status":"published","title":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass...","description":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.","severity":{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00354,"percentile":0.29532,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1284"],"published":"2026-06-17T00:53:23Z","modified":"2026-10-28T10:55:31Z","products":[{"vendor":"openbsd","product":"openbsd"}],"references":[{"url":"https://blog.argus-systems.ai/blog/openbsd-pap-27-year-auth-bypass.html","tags":["Third Party Advisory","Exploit","article"]},{"url":"https://www.openwall.com/lists/oss-security/2026/06/16/9","tags":["Exploit","Mailing List","Patch","Third Party Advisory","web"]},{"url":"https://github.com/openbsd/src/commit/076e2b1c1fc4ac0883a72d3544131ad5cee7adf8","tags":["Patch","fix"]},{"url":"https://blog.argus-systems.ai/blog/poc-001-pap-bypass.py","tags":["exploit","Exploit","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-55706","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rrgf-j5xj-h9hc"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/55xxx/CVE-2026-55706.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-55706","description":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.","status":"published","published":"2026-06-17T00:53:23.246Z","modified":"2026-06-17T14:33:01.05Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T14:20:11.925815Z"}],"euvd":[{"id":"EUVD-2026-37521","description":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.","status":"published","published":"2026-06-17T00:53:23Z","modified":"2026-06-17T14:33:01Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T18:20:38.239877Z"}],"ghsa":[{"id":"GHSA-rrgf-j5xj-h9hc","title":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass...","description":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.","status":"published","published":"2026-06-17T18:35:52Z","modified":"2026-06-17T18:36:00Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T15:08:52.409657Z"}],"nvd":[{"id":"CVE-2026-55706","description":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.","status":"published","published":"2026-06-17T13:20:52.117Z","modified":"2026-07-13T13:54:22.863Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T14:12:24.544761Z"}],"osv":[{"id":"CVE-2026-55706","description":"sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.","status":"published","published":"2026-06-17T00:53:23.246Z","modified":"2026-10-28T10:55:31.819989182Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T15:45:11.22012Z"}]}}