FKIE_CVE-2023-3635

Vulnerability from fkie_nvd - Published: 2023-07-12 19:15 - Updated: 2026-06-17 06:14
Severity
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. This may lead to denial of service of the Okio client when handling a crafted GZIP archive, by using the GzipSource class.
References
reefs@jfrog.comhttps://github.com/square/okio/commit/81bce1a30af244550b0324597720e4799281da7bPatch
reefs@jfrog.comhttps://research.jfrog.com/vulnerabilities/okio-gzip-source-unhandled-exception-dos-xray-523195/Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/square/okio/commit/81bce1a30af244550b0324597720e4799281da7bPatch
af854a3a-2127-422b-91ae-364da2661108https://research.jfrog.com/vulnerabilities/okio-gzip-source-unhandled-exception-dos-xray-523195/Exploit, Patch, Third Party Advisory
Impacted products
Vendor Product Version
squareup okio *
squareup okio *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "collectionURL": "https://mvnrepository.com",
          "defaultStatus": "unaffected",
          "packageName": "com.squareup.okio:okio",
          "versions": [
            {
              "lessThan": "1.0.0",
              "status": "affected",
              "version": "0.5.0",
              "versionType": "maven"
            },
            {
              "lessThan": "1.17.6",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "maven"
            },
            {
              "lessThan": "3.0.0",
              "status": "affected",
              "version": "2.0.0",
              "versionType": "maven"
            },
            {
              "lessThan": "3.4.0",
              "status": "affected",
              "version": "3.0.0",
              "versionType": "maven"
            }
          ]
        }
      ],
      "source": "reefs@jfrog.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:squareup:okio:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "03403B65-FE42-46FB-B8DA-2AAFAD29C5F4",
              "versionEndExcluding": "1.17.6",
              "versionStartIncluding": "0.5.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:squareup:okio:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CC8A3FE6-BD81-4D3D-9568-E364F5D35668",
              "versionEndExcluding": "3.4.0",
              "versionStartIncluding": "2.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. This may lead to denial of service of the Okio client when handling a crafted GZIP archive, by using the GzipSource class.\n\n"
    },
    {
      "lang": "es",
      "value": "GzipSource no maneja una excepci\u00f3n que podr\u00eda surgir al analizar un b\u00fafer gzip malformado. Esto puede conducir a la denegaci\u00f3n de servicio del cliente Okio cuando se maneja un archivo GZIP manipulado, mediante el uso de la clase \"GzipSource\"."
    }
  ],
  "id": "CVE-2023-3635",
  "lastModified": "2026-06-17T06:14:30.757",
  "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"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "reefs@jfrog.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "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,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-3635",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-22T17:26:23.899148Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-07-12T19:15:08.983",
  "references": [
    {
      "source": "reefs@jfrog.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/square/okio/commit/81bce1a30af244550b0324597720e4799281da7b"
    },
    {
      "source": "reefs@jfrog.com",
      "tags": [
        "Exploit",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://research.jfrog.com/vulnerabilities/okio-gzip-source-unhandled-exception-dos-xray-523195/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/square/okio/commit/81bce1a30af244550b0324597720e4799281da7b"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://research.jfrog.com/vulnerabilities/okio-gzip-source-unhandled-exception-dos-xray-523195/"
    }
  ],
  "sourceIdentifier": "reefs@jfrog.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-195"
        }
      ],
      "source": "reefs@jfrog.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-681"
        }
      ],
      "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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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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