fkie_cve-2023-20882
Vulnerability from fkie_nvd
Published
2023-05-26 17:15
Modified
2025-01-16 15:15
Severity ?
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In Cloud foundry routing release versions from 0.262.0 and prior to 0.266.0,a bug in the gorouter process can lead to a denial of service of applications hosted on Cloud Foundry. Under the right circumstances, when client connections are closed prematurely, gorouter marks the currently selected backend as failed and removes it from the routing pool.
References
security@vmware.comhttps://www.cloudfoundry.org/blog/cve-2023-20882-gorouter-pruning-via-client-disconnect-resulting-in-dos/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.cloudfoundry.org/blog/cve-2023-20882-gorouter-pruning-via-client-disconnect-resulting-in-dos/Vendor Advisory
Impacted products
Vendor Product Version
cloudfoundry cf-deployment *
cloudfoundry routing_release *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cloudfoundry:cf-deployment:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "7FA1D9E5-EDBA-45DF-9F59-CEA6C67F8116",
              "versionEndExcluding": "29.0.0",
              "versionStartIncluding": "27.4.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cloudfoundry:routing_release:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "928D2E4F-2AD3-4339-8283-87F8075552AE",
              "versionEndExcluding": "0.266.0",
              "versionStartIncluding": "0.262.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Cloud foundry routing release versions from 0.262.0 and prior to 0.266.0,a bug in the gorouter process can lead to a denial of service of applications hosted on Cloud Foundry. Under the right circumstances, when client connections are closed prematurely, gorouter marks the currently selected backend as failed and removes it from the routing pool."
    }
  ],
  "id": "CVE-2023-20882",
  "lastModified": "2025-01-16T15:15:09.943",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
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        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
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          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2023-05-26T17:15:13.897",
  "references": [
    {
      "source": "security@vmware.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.cloudfoundry.org/blog/cve-2023-20882-gorouter-pruning-via-client-disconnect-resulting-in-dos/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://www.cloudfoundry.org/blog/cve-2023-20882-gorouter-pruning-via-client-disconnect-resulting-in-dos/"
    }
  ],
  "sourceIdentifier": "security@vmware.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "security@vmware.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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