{"cve":"CVE-2012-0884","nvd":{"published":"2012-03-13T03:12:26.243","modified":"2026-06-16T23:38:27.370","status":"Modified","description":"The implementation of Cryptographic Message Syntax (CMS) and PKCS #7 in OpenSSL before 0.9.8u and 1.x before 1.0.0h does not properly restrict certain oracle behavior, which makes it easier for context-dependent attackers to decrypt data via a Million Message Attack (MMA) adaptive chosen ciphertext attack.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-310"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077086.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077221.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077666.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html","http://marc.info/?l=bugtraq&m=133728068926468&w=2"],"products":["openssl:openssl"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2012-0884","score":0.13176,"percentile":0.96365,"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."]}