{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-0217","assignerOrgId":"3a12439a-ef3a-4c79-92e6-6081a721f1e5","state":"PUBLISHED","assignerShortName":"openssl","dateReserved":"2023-01-11T12:02:46.441Z","datePublished":"2023-02-08T19:02:48.524Z","dateUpdated":"2025-11-04T19:14:35.179Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"OpenSSL","vendor":"OpenSSL","versions":[{"lessThan":"3.0.8","status":"affected","version":"3.0.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"reporter","user":"00000000-0000-4000-9000-000000000000","value":"Kurt Roeckx"},{"lang":"en","type":"remediation developer","user":"00000000-0000-4000-9000-000000000000","value":"Shane Lontis from Oracle"}],"datePublic":"2023-02-07T00:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"An invalid pointer dereference on read can be triggered when an<br>application tries to check a malformed DSA public key by the<br>EVP_PKEY_public_check() function. This will most likely lead<br>to an application crash. This function can be called on public<br>keys supplied from untrusted sources which could allow an attacker<br>to cause a denial of service attack.<br><br>The TLS implementation in OpenSSL does not call this function<br>but applications might call the function if there are additional<br>security requirements imposed by standards such as FIPS 140-3.<br><br>"}],"value":"An invalid pointer dereference on read can be triggered when an\napplication tries to check a malformed DSA public key by the\nEVP_PKEY_public_check() function. This will most likely lead\nto an application crash. This function can be called on public\nkeys supplied from untrusted sources which could allow an attacker\nto cause a denial of service attack.\n\nThe TLS implementation in OpenSSL does not call this function\nbut applications might call the function if there are additional\nsecurity requirements imposed by standards such as FIPS 140-3."}],"metrics":[{"format":"other","other":{"content":{"text":"Moderate"},"type":"https://www.openssl.org/policies/secpolicy.html"}}],"problemTypes":[{"descriptions":[{"description":"invalid pointer dereference","lang":"en"}]}],"providerMetadata":{"orgId":"3a12439a-ef3a-4c79-92e6-6081a721f1e5","shortName":"openssl","dateUpdated":"2024-02-04T09:06:43.251Z"},"references":[{"name":"OpenSSL Advisory","tags":["vendor-advisory"],"url":"https://www.openssl.org/news/secadv/20230207.txt"},{"name":"3.0.8 git commit","tags":["patch"],"url":"https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=23985bac83fd50c8e29431009302b5442f985096"},{"url":"https://security.gentoo.org/glsa/202402-08"}],"source":{"discovery":"UNKNOWN"},"title":"NULL dereference validating DSA public key","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"name":"OpenSSL Advisory","tags":["vendor-advisory","x_transferred"],"url":"https://www.openssl.org/news/secadv/20230207.txt"},{"name":"3.0.8 git commit","tags":["patch","x_transferred"],"url":"https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=23985bac83fd50c8e29431009302b5442f985096"},{"url":"https://security.gentoo.org/glsa/202402-08","tags":["x_transferred"]},{"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0003"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-04T19:14:35.179Z"}},{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-476","lang":"en","description":"CWE-476 NULL Pointer Dereference"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-04-23T13:26:50.208671Z","id":"CVE-2023-0217","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-05-05T16:09:30.988Z"}}]}}