FKIE_CVE-2021-35472

Vulnerability from fkie_nvd - Published: 2021-07-30 14:15 - Updated: 2024-11-21 06:12
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
An issue was discovered in LemonLDAP::NG before 2.0.12. Session cache corruption can lead to authorization bypass or spoofing. By running a loop that makes many authentication attempts, an attacker might alternately be authenticated as one of two different users.
References
cve@mitre.orghttps://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5Patch, Third Party Advisory
cve@mitre.orghttps://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539Exploit, Patch, Third Party Advisory
cve@mitre.orghttps://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tagsPatch, Third Party Advisory
cve@mitre.orghttps://www.debian.org/security/2021/dsa-4943Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tagsPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4943Third Party Advisory
Impacted products
Vendor Product Version
lemonldap-ng lemonldap\ \
debian debian_linux 10.0
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:lemonldap-ng:lemonldap\\:\\:ng:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A6A277AA-C3B1-4689-98B2-34C2056280BF",
              "versionEndIncluding": "2.0.11",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in LemonLDAP::NG before 2.0.12. Session cache corruption can lead to authorization bypass or spoofing. By running a loop that makes many authentication attempts, an attacker might alternately be authenticated as one of two different users."
    },
    {
      "lang": "es",
      "value": "Se ha detectado un problema en LemonLDAP::NG versiones anteriores a 2.0.12. La corrupci\u00f3n de la cach\u00e9 de la sesi\u00f3n puede conllevar a una omisi\u00f3n de la autorizaci\u00f3n o una suplantaci\u00f3n de identidad. Al ejecutar un bucle que hace muchos intentos de autenticaci\u00f3n, un atacante podr\u00eda ser autenticado alternativamente como uno de dos usuarios diferentes"
    }
  ],
  "id": "CVE-2021-35472",
  "lastModified": "2024-11-21T06:12:20.377",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-07-30T14:15:17.887",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2021/dsa-4943"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2021/dsa-4943"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-307"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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