gsd-2021-30640
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to 8.5.65.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2021-30640",
    "description": "A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to 8.5.65.",
    "id": "GSD-2021-30640",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-30640.html",
      "https://www.debian.org/security/2021/dsa-4986",
      "https://www.debian.org/security/2021/dsa-4952",
      "https://access.redhat.com/errata/RHSA-2021:4863",
      "https://access.redhat.com/errata/RHSA-2021:4861",
      "https://advisories.mageia.org/CVE-2021-30640.html",
      "https://ubuntu.com/security/CVE-2021-30640",
      "https://access.redhat.com/errata/RHSA-2022:1179",
      "https://alas.aws.amazon.com/cve/html/CVE-2021-30640.html",
      "https://access.redhat.com/errata/RHSA-2022:5532"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
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      "id": "GSD-2021-30640",
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          "description": "A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the `LockOut Realm`.",
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          "title": "Improper Authentication",
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      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
            "version": "2.0"
          },
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          "impactScore": 4.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.2,
          "impactScore": 4.2
        }
      },
      "lastModifiedDate": "2022-10-27T01:08Z",
      "publishedDate": "2021-07-12T15:15Z"
    }
  }
}


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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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