{ "id": "CVE-2016-8671", "sourceIdentifier": "cve@mitre.org", "published": "2017-01-13T16:59:00.620", "lastModified": "2023-11-07T02:36:27.490", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "The pstm_exptmod function in MatrixSSL 3.8.6 and earlier does not properly perform modular exponentiation, which might allow remote attackers to predict the secret key via unspecified vectors. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-6887." }, { "lang": "es", "value": "La funci\u00f3n pstm_exptmod en MatrixSSL 3.8.6 y versiones anteriores no realiza adecuadamente la exponenciaci\u00f3n modular, lo que podr\u00eda permitir a atacantes remotos predecir la clave secreta a trav\u00e9s de vectores no especificados. NOTA: esta vulnerabilidad existe debido a una soluci\u00f3n incompleta para CVE-2016-6887." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.2, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-200" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:matrixssl:matrixssl:*:*:*:*:*:*:*:*", "versionEndIncluding": "3.8.6", "matchCriteriaId": "5E830D80-ECB2-4764-BEC7-03CC59517109" } ] } ] } ], "references": [ { "url": "http://www.openwall.com/lists/oss-security/2016/10/15/2", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2016/10/15/8", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/95439", "source": "cve@mitre.org" }, { "url": "https://blog.fuzzing-project.org/54-Update-on-MatrixSSL-miscalculation-CVE-2016-8671%2C-incomplete-fix-for-CVE-2016-6887.html", "source": "cve@mitre.org" } ] }