FKIE_CVE-2020-17477

Vulnerability from fkie_nvd - Published: 2023-10-26 13:15 - Updated: 2024-11-21 05:08
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
Incorrect LDAP ACLs in ucs-school-ldap-acls-master in UCS@school before 4.4v5-errata allow remote teachers, staff, and school administrators to read LDAP password hashes (sambaNTPassword, krb5Key, sambaPasswordHistory, and pwhistory) via LDAP search requests. For example, a teacher can gain administrator access via an NTLM hash.
References
cve@mitre.orghttps://forge.univention.org/bugzilla/show_bug.cgi?id=50669Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://forge.univention.org/bugzilla/show_bug.cgi?id=50669Issue Tracking, Third Party Advisory
Impacted products
Vendor Product Version
univention ucs\@school *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:univention:ucs\\@school:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "90065C97-0251-4934-AE91-0B972426FCF9",
              "versionEndIncluding": "4.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Incorrect LDAP ACLs in ucs-school-ldap-acls-master in UCS@school before 4.4v5-errata allow remote teachers, staff, and school administrators to read LDAP password hashes (sambaNTPassword, krb5Key, sambaPasswordHistory, and pwhistory) via LDAP search requests. For example, a teacher can gain administrator access via an NTLM hash."
    },
    {
      "lang": "es",
      "value": "Las ACL de LDAP incorrectas en ucs-school-ldap-acls-master en UCS@school antes de 4.4v5-errata permiten a los profesores, el personal y los administradores escolares remotos leer hashes de contrase\u00f1as LDAP (sambaNTPassword, krb5Key, sambaPasswordHistory y pwhistory) a trav\u00e9s de solicitudes de b\u00fasqueda LDAP. Por ejemplo, un profesor puede obtener acceso de administrador mediante un hash NTLM."
    }
  ],
  "id": "CVE-2020-17477",
  "lastModified": "2024-11-21T05:08:11.550",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2023-10-26T13:15:09.293",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://forge.univention.org/bugzilla/show_bug.cgi?id=50669"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://forge.univention.org/bugzilla/show_bug.cgi?id=50669"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-522"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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