{ "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
application tries to check a malformed DSA public key by the
EVP_PKEY_public_check() function. This will most likely lead
to an application crash. This function can be called on public
keys supplied from untrusted sources which could allow an attacker
to cause a denial of service attack.

The TLS implementation in OpenSSL does not call this function
but applications might call the function if there are additional
security requirements imposed by standards such as FIPS 140-3.

" } ], "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" } } ] } }