{"id":"CVE-2023-25076","details":"A buffer overflow vulnerability exists in the handling of wildcard backend hosts of SNIProxy 0.6.0-2 and the master branch (commit: 822bb80df9b7b345cc9eba55df74a07b498819ba). A specially crafted HTTP or TLS packet can lead to arbitrary code execution. An attacker could send a malicious packet to trigger this vulnerability.","modified":"2026-08-12T13:33:56.663668Z","published":"2023-03-30T14:34:10.414Z","database_specific":{"cna_assigner":"talos","cwe_ids":["CWE-120"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25076.json","unresolved_ranges":[{"extracted_events":[{"introduced":"0.6.0-2"},{"last_affected":"0.6.0-2"},{"introduced":"Master 822bb80df9b7b345cc9eba55df74a07b498819ba"},{"last_affected":"Master 822bb80df9b7b345cc9eba55df74a07b498819ba"}],"source":"AFFECTED_FIELD"}]},"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00030.html"},{"type":"WEB","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1731"},{"type":"WEB","url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1731"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25076.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-25076"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5413"},{"type":"FIX","url":"https://github.com/dlundquist/sniproxy/commit/f8d9a433fe22ab2fa15c00179048ab02ae23d583"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/dlundquist/sniproxy","events":[{"introduced":"f8d9a433fe22ab2fa15c00179048ab02ae23d583"},{"fixed":"f8d9a433fe22ab2fa15c00179048ab02ae23d583"}],"database_specific":{"cpe":"cpe:2.3:a:sniproxy_project:sniproxy:0.6.1:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.6.1"},{"last_affected":"0.6.1"}],"source":["CPE_STRING","REFERENCES"]}}],"versions":["0.6.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-25076.json","vanir_signatures_modified":"2026-08-12T13:33:56Z","vanir_signatures":[{"id":"CVE-2023-25076-485dc03c","signature_type":"Line","signature_version":"v1","source":"https://github.com/dlundquist/sniproxy/commit/f8d9a433fe22ab2fa15c00179048ab02ae23d583","target":{"file":"src/address.c"},"deprecated":false,"digest":{"line_hashes":["138289543668888041713044531663319349476","212909470280196749271392918238573764830","263280346834296647149550233130201968128","192356876502373812635224961273018974547"],"threshold":0.9}},{"source":"https://github.com/dlundquist/sniproxy/commit/f8d9a433fe22ab2fa15c00179048ab02ae23d583","target":{"file":"src/address.c","function":"new_address"},"deprecated":false,"digest":{"function_hash":"11457737832399041380681785089784245979","length":2408},"id":"CVE-2023-25076-a3681126","signature_type":"Function","signature_version":"v1"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}