{"cve":"CVE-2005-0366","nvd":{"published":"2005-05-02T04:00:00.000","modified":"2026-06-16T22:10:59.007","status":"Modified","description":"The integrity check feature in OpenPGP, when handling a message that was encrypted using cipher feedback (CFB) mode, allows remote attackers to recover part of the plaintext via a chosen-ciphertext attack when the first 2 bytes of a message block are known, and an oracle or other mechanism is available to determine whether an integrity check failed.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-326"],"references":["http://eprint.iacr.org/2005/033","http://eprint.iacr.org/2005/033.pdf","http://securitytracker.com/id?1013166","http://www.gentoo.org/security/en/glsa/glsa-200503-29.xml","http://www.kb.cert.org/vuls/id/303094"],"products":["gnupg:gnupg"],"source":"nvd","synced_at":"2026-10-19T19:38:22.000386253+00:00"},"epss":{"cve":"CVE-2005-0366","score":0.02946,"percentile":0.87153,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}