GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

FKIE_CVE-2023-34041

Vulnerability from fkie_nvd - Published: 2023-09-08 08:15 - Updated: 2026-06-17 06:02
Severity
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Summary
Cloud foundry routing release versions prior to 0.278.0 are vulnerable to abuse of HTTP Hop-by-Hop Headers. An unauthenticated attacker can use this vulnerability for headers like B3 or X-B3-SpanID to affect the identification value recorded in the logs in foundations.
References
security@vmware.comhttps://www.cloudfoundry.org/blog/abuse-of-http-hop-by-hop-headers-in-cloud-foundry-gorouter/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.cloudfoundry.org/blog/abuse-of-http-hop-by-hop-headers-in-cloud-foundry-gorouter/Vendor Advisory
Impacted products
Vendor Product Version
cloudfoundry cf-deployment *
cloudfoundry routing-release *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "Linux",
            "iOS",
            "Android",
            "x86",
            "ARM",
            "64 bit",
            "MacOS",
            "32 bit"
          ],
          "product": "Routing",
          "vendor": "Cloud Foundry",
          "versions": [
            {
              "lessThan": "0.278.0",
              "status": "affected",
              "version": "all",
              "versionType": "0.278.0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "Linux",
            "iOS",
            "Android",
            "x86",
            "ARM",
            "64 bit",
            "MacOS",
            "32 bit"
          ],
          "product": "CF Deployment",
          "vendor": "Cloud Foundry",
          "versions": [
            {
              "lessThan": "32.4.0",
              "status": "affected",
              "version": "all",
              "versionType": "32.4.0"
            }
          ]
        }
      ],
      "source": "security@vmware.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cloudfoundry:cf-deployment:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3FCD5A21-A021-401A-BC00-19F2B47B3B0E",
              "versionEndExcluding": "32.4.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cloudfoundry:routing-release:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C38EECC5-AEC7-4D60-8A19-B2191F4D6BE8",
              "versionEndExcluding": "0.278.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cloud foundry routing release versions prior to 0.278.0 are vulnerable to abuse of HTTP Hop-by-Hop Headers. An unauthenticated attacker can use this vulnerability for headers like B3 or X-B3-SpanID to affect the identification value recorded in the logs in foundations.\n"
    },
    {
      "lang": "es",
      "value": "Las versiones de lanzamiento de enrutamiento de Cloud Foundry anteriores a 0.278.0 son vulnerables al abuso de HTTP Hop-by-Hop Headers. Un atacante no autenticado puede usar esta vulnerabilidad para encabezados como B3 o X-B3-SpanID para afectar al valor de identificaci\u00f3n registrado en los registros de las bases."
    }
  ],
  "id": "CVE-2023-34041",
  "lastModified": "2026-06-17T06:02:46.947",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "security@vmware.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2023-09-08T08:15:07.493",
  "references": [
    {
      "source": "security@vmware.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.cloudfoundry.org/blog/abuse-of-http-hop-by-hop-headers-in-cloud-foundry-gorouter/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.cloudfoundry.org/blog/abuse-of-http-hop-by-hop-headers-in-cloud-foundry-gorouter/"
    }
  ],
  "sourceIdentifier": "security@vmware.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.