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            "url": "http://www.openwall.com/lists/oss-security/2024/05/16/2"
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            "tags": [
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            "url": "https://security.netapp.com/advisory/ntap-20240621-0001/"
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        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*"
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              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
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                    "Exploitation": "none"
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              {
                "cweId": "CWE-834",
                "description": "CWE-834 Excessive Iteration",
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        "title": "CISA ADP Vulnrichment"
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          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "OSS-Fuzz"
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          "lang": "en",
          "type": "remediation developer",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Tomas Mraz"
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      "datePublic": "2024-05-16T00:00:00.000Z",
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              "value": "Issue summary: Checking excessively long DSA keys or parameters may be very\u003cbr\u003eslow.\u003cbr\u003e\u003cbr\u003eImpact summary: Applications that use the functions EVP_PKEY_param_check()\u003cbr\u003eor EVP_PKEY_public_check() to check a DSA public key or DSA parameters may\u003cbr\u003eexperience long delays. Where the key or parameters that are being checked\u003cbr\u003ehave been obtained from an untrusted source this may lead to a Denial of\u003cbr\u003eService.\u003cbr\u003e\u003cbr\u003eThe functions EVP_PKEY_param_check() or EVP_PKEY_public_check() perform\u003cbr\u003evarious checks on DSA parameters. Some of those computations take a long time\u003cbr\u003eif the modulus (`p` parameter) is too large.\u003cbr\u003e\u003cbr\u003eTrying to use a very large modulus is slow and OpenSSL will not allow using\u003cbr\u003epublic keys with a modulus which is over 10,000 bits in length for signature\u003cbr\u003everification. However the key and parameter check functions do not limit\u003cbr\u003ethe modulus size when performing the checks.\u003cbr\u003e\u003cbr\u003eAn application that calls EVP_PKEY_param_check() or EVP_PKEY_public_check()\u003cbr\u003eand supplies a key or parameters obtained from an untrusted source could be\u003cbr\u003evulnerable to a Denial of Service attack.\u003cbr\u003e\u003cbr\u003eThese functions are not called by OpenSSL itself on untrusted DSA keys so\u003cbr\u003eonly applications that directly call these functions may be vulnerable.\u003cbr\u003e\u003cbr\u003eAlso vulnerable are the OpenSSL pkey and pkeyparam command line applications\u003cbr\u003ewhen using the `-check` option.\u003cbr\u003e\u003cbr\u003eThe OpenSSL SSL/TLS implementation is not affected by this issue.\u003cbr\u003e\u003cbr\u003eThe OpenSSL 3.0 and 3.1 FIPS providers are affected by this issue."
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              "cweId": "CWE-606",
              "description": "CWE-606 Unchecked Input for Loop Condition",
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      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Excessive time spent checking DSA keys and parameters",
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    "assignerShortName": "openssl",
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    "datePublished": "2024-05-16T15:21:20.050Z",
    "dateReserved": "2024-05-07T11:44:02.196Z",
    "dateUpdated": "2024-10-14T14:56:01.784Z",
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