FKIE_CVE-2022-36885

Vulnerability from fkie_nvd - Published: 2022-07-27 15:15 - Updated: 2026-06-17 04:54
Severity
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature.
References
jenkinsci-cert@googlegroups.comhttp://www.openwall.com/lists/oss-security/2022/07/27/1Mailing List, Third Party Advisory
jenkinsci-cert@googlegroups.comhttps://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2022/07/27/1Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849Vendor Advisory
Impacted products
Vendor Product Version
jenkins github *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Jenkins GitHub Plugin",
          "vendor": "Jenkins project",
          "versions": [
            {
              "lessThanOrEqual": "1.34.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "status": "unaffected",
              "version": "1.34.3.1"
            },
            {
              "status": "unaffected",
              "version": "1.34.1.1"
            }
          ]
        }
      ],
      "source": "jenkinsci-cert@googlegroups.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:jenkins:github:*:*:*:*:*:jenkins:*:*",
              "matchCriteriaId": "1A60BE11-7B56-460C-BE82-3D9C6C5A638D",
              "versionEndIncluding": "1.34.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Jenkins GitHub Plugin 1.34.4 and earlier uses a non-constant time comparison function when checking whether the provided and computed webhook signatures are equal, allowing attackers to use statistical methods to obtain a valid webhook signature."
    },
    {
      "lang": "es",
      "value": "Jenkins GitHub Plugin versiones v1.34.4 y anteriores, usa una funci\u00f3n de comparaci\u00f3n de tiempo no constante cuando comprueba si las firmas de webhooks proporcionadas y calculadas son iguales, permitiendo a atacantes usar m\u00e9todos estad\u00edsticos para obtener una firma de webhook v\u00e1lida"
    }
  ],
  "id": "CVE-2022-36885",
  "lastModified": "2026-06-17T04:54:13.757",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-07-27T15:15:08.980",
  "references": [
    {
      "source": "jenkinsci-cert@googlegroups.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2022/07/27/1"
    },
    {
      "source": "jenkinsci-cert@googlegroups.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2022/07/27/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849"
    }
  ],
  "sourceIdentifier": "jenkinsci-cert@googlegroups.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-203"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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

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