{"schema":"threatline.record/2","record":{"id":"CVE-2026-111710","aliases":[],"summary":"Netcore NR256CN through 1.5.140116 Boa Web Server NULL Pointer Dereference DoS","details":"Netcore NR256CN through 1.5.140116 contains a NULL pointer dereference vulnerability in the Boa web server's user_auth() function that allows unauthenticated attackers to crash the server via a malformed Authorization header. Attackers can send a Basic Authorization value lacking a colon, such as one decoding to a single character, to protected routes like /router/get_user_type.cgi to kill the main Boa process and deny management interface access.","categories":["Unclassified"],"product":"NR256CN","vendor":"Netcore","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111710","source_modified_at":"2026-10-19T14:03:41.974Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"NR256CN","vendor":"Netcore","versions":[{"version":"0","lessThanOrEqual":"1.5.140116","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":8.7,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00291,"percentile":0.20546,"score_date":"2026-10-23"},"published_at":"2026-10-16T17:40:00.612Z","modified_at":"2026-10-19T14:03:41.974Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-111710","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T14:03:41.974Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-111710","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/lukadqq/netcore-router-public-refs/blob/a44d562736b41c944223297e9144d2ad7fa2aff1/2026.10.15-netcore-nr256cn-basic-auth-null-deref.md","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/netcore-nr256cn-through-1.5.140116-boa-web-server-null-pointer-dereference-dos","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-19T14:03:14.705838Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-19T14:03:41.974Z","content_hash":"fe414957eb2eb8f112a88958f6e7e3e9101498716a2aa0c2b0c9920993383423"}}