CVE-2023-0217
Vulnerability from cvelistv5
Published
2023-02-08 19:02
Modified
2024-08-02 05:02
Severity ?
Summary
NULL dereference validating DSA public key
Impacted products
Vendor Product Version
Show details on NVD website


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            "url": "https://www.openssl.org/news/secadv/20230207.txt"
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            "url": "https://security.gentoo.org/glsa/202402-08"
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      "credits": [
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          "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": [
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              "value": "An invalid pointer dereference on read can be triggered when an\u003cbr\u003eapplication tries to check a malformed DSA public key by the\u003cbr\u003eEVP_PKEY_public_check() function. This will most likely lead\u003cbr\u003eto an application crash. This function can be called on public\u003cbr\u003ekeys supplied from untrusted sources which could allow an attacker\u003cbr\u003eto cause a denial of service attack.\u003cbr\u003e\u003cbr\u003eThe TLS implementation in OpenSSL does not call this function\u003cbr\u003ebut applications might call the function if there are additional\u003cbr\u003esecurity requirements imposed by standards such as FIPS 140-3.\u003cbr\u003e\u003cbr\u003e"
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      "problemTypes": [
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          "descriptions": [
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              "description": "invalid pointer dereference",
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      "providerMetadata": {
        "dateUpdated": "2023-02-24T14:44:48.097Z",
        "orgId": "3a12439a-ef3a-4c79-92e6-6081a721f1e5",
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          "url": "https://security.gentoo.org/glsa/202402-08"
        }
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      "source": {
        "discovery": "UNKNOWN"
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      "title": "NULL dereference validating DSA public key",
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  "cveMetadata": {
    "assignerOrgId": "3a12439a-ef3a-4c79-92e6-6081a721f1e5",
    "assignerShortName": "openssl",
    "cveId": "CVE-2023-0217",
    "datePublished": "2023-02-08T19:02:48.524Z",
    "dateReserved": "2023-01-11T12:02:46.441Z",
    "dateUpdated": "2024-08-02T05:02:43.920Z",
    "state": "PUBLISHED"
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