FKIE_CVE-2021-36721

Vulnerability from fkie_nvd - Published: 2021-12-14 14:15 - Updated: 2026-06-17 03:59
Severity
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
Sysaid API User Enumeration - Attacker sending requests to specific api path without any authorization before 21.3.60 version could get users names from the LDAP server.
References
cna@cyber.gov.ilhttps://www.gov.il/en/departments/faq/cve_advisoriesThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.gov.il/en/departments/faq/cve_advisoriesThird Party Advisory
Impacted products
Vendor Product Version
sysaid application_programming_interface *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "SysAid API",
          "vendor": "SysAid",
          "versions": [
            {
              "status": "affected",
              "version": "Sysaid \u00e2\u20ac\u201c version 20.4.74 20.4.74"
            }
          ]
        }
      ],
      "source": "cna@cyber.gov.il"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:sysaid:application_programming_interface:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E462D8BC-BAD6-42AC-9604-43C0F349AC27",
              "versionEndExcluding": "21.3.60",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Sysaid API User Enumeration - Attacker sending requests to specific api path without any authorization before 21.3.60 version could get users names from the LDAP server."
    },
    {
      "lang": "es",
      "value": "Enumeraci\u00f3n de usuarios de la API de Sysaid - Los atacantes que env\u00edan peticiones a una ruta api espec\u00edfica sin ninguna autorizaci\u00f3n en versiones anteriores a 21.3.60, podr\u00edan conseguir los nombres de los usuarios del servidor LDAP"
    }
  ],
  "id": "CVE-2021-36721",
  "lastModified": "2026-06-17T03:59:03.030",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 2.5,
        "source": "cna@cyber.gov.il",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-12-14T14:15:09.310",
  "references": [
    {
      "source": "cna@cyber.gov.il",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.gov.il/en/departments/faq/cve_advisories"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.gov.il/en/departments/faq/cve_advisories"
    }
  ],
  "sourceIdentifier": "cna@cyber.gov.il",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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