gsd-2021-32920
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Prosody before 0.11.9 allows Uncontrolled CPU Consumption via a flood of SSL/TLS renegotiation requests.
Aliases
Aliases
CVE-2021-32920


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-32920",
    "description": "Prosody before 0.11.9 allows Uncontrolled CPU Consumption via a flood of SSL/TLS renegotiation requests.",
    "id": "GSD-2021-32920",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-32920.html",
      "https://www.debian.org/security/2021/dsa-4916",
      "https://security.archlinux.org/CVE-2021-32920"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-32920"
      ],
      "details": "Prosody before 0.11.9 allows Uncontrolled CPU Consumption via a flood of SSL/TLS renegotiation requests.",
      "id": "GSD-2021-32920",
      "modified": "2023-12-13T01:23:08.698141Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-32920",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
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                          "version_value": "n/a"
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            "refsource": "MISC",
            "url": "https://blog.prosody.im/prosody-0.11.9-released/"
          },
          {
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            "url": "http://www.openwall.com/lists/oss-security/2021/05/13/1"
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          },
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          {
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          },
          {
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          },
          {
            "name": "FEDORA-2021-498be8f560",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/"
          },
          {
            "name": "https://security.gentoo.org/glsa/202105-15",
            "refsource": "MISC",
            "url": "https://security.gentoo.org/glsa/202105-15"
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        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
          {
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          },
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          {
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        },
        "problemtype": {
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                  "value": "CWE-400"
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          ]
        },
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          "reference_data": [
            {
              "name": "https://blog.prosody.im/prosody-0.11.9-released/",
              "refsource": "MISC",
              "tags": [
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              "url": "https://blog.prosody.im/prosody-0.11.9-released/"
            },
            {
              "name": "[oss-security] 20210513 Prosody XMPP server advisory 2021-05-12 (multiple vulnerabilities)",
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            },
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              ],
              "url": "http://www.openwall.com/lists/oss-security/2021/05/14/2"
            },
            {
              "name": "DSA-4916",
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            },
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            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.8,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "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:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-05-26T19:26Z",
      "publishedDate": "2021-05-13T16:15Z"
    }
  }
}


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