gsd-2020-8492
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
Python 2.7 through 2.7.17, 3.5 through 3.5.9, 3.6 through 3.6.10, 3.7 through 3.7.6, and 3.8 through 3.8.1 allows an HTTP server to conduct Regular Expression Denial of Service (ReDoS) attacks against a client because of urllib.request.AbstractBasicAuthHandler catastrophic backtracking.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2020-8492",
    "description": "Python 2.7 through 2.7.17, 3.5 through 3.5.9, 3.6 through 3.6.10, 3.7 through 3.7.6, and 3.8 through 3.8.1 allows an HTTP server to conduct Regular Expression Denial of Service (ReDoS) attacks against a client because of urllib.request.AbstractBasicAuthHandler catastrophic backtracking.",
    "id": "GSD-2020-8492",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-8492.html",
      "https://access.redhat.com/errata/RHSA-2020:4641",
      "https://access.redhat.com/errata/RHSA-2020:4433",
      "https://access.redhat.com/errata/RHSA-2020:4285",
      "https://access.redhat.com/errata/RHSA-2020:3888",
      "https://ubuntu.com/security/CVE-2020-8492",
      "https://advisories.mageia.org/CVE-2020-8492.html",
      "https://security.archlinux.org/CVE-2020-8492",
      "https://alas.aws.amazon.com/cve/html/CVE-2020-8492.html",
      "https://linux.oracle.com/cve/CVE-2020-8492.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-8492"
      ],
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      "id": "GSD-2020-8492",
      "modified": "2023-12-13T01:21:54.415490Z",
      "schema_version": "1.4.0"
    }
  },
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.1,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-05-24T21:15Z",
      "publishedDate": "2020-01-30T19:15Z"
    }
  }
}


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