FKIE_CVE-2021-21437

Vulnerability from fkie_nvd - Published: 2021-03-22 09:15 - Updated: 2026-06-17 03:35
Severity
3.5 (Low) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Summary
Agents are able to see linked Config Items without permissions, which are defined in General Catalog. This issue affects: OTRSCIsInCustomerFrontend 7.0.15 and prior versions, ITSMConfigurationManagement 7.0.24 and prior versions
References
security@otrs.comhttps://otrs.com/release-notes/otrs-security-advisory-2021-07/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://otrs.com/release-notes/otrs-security-advisory-2021-07/Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
otrs itsmconfigurationmanagement *
otrs otrscisincustomerfrontend *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "OTRSCIsInCustomerFrontend",
          "vendor": "OTRS AG",
          "versions": [
            {
              "lessThanOrEqual": "7.0.15",
              "status": "affected",
              "version": "7.0.x",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "ITSMConfigurationManagement",
          "vendor": "OTRS AG",
          "versions": [
            {
              "lessThanOrEqual": "7.0.24",
              "status": "affected",
              "version": "7.0.x",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@otrs.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:otrs:itsmconfigurationmanagement:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "22785061-8457-4745-8DA4-698A59CE6139",
              "versionEndIncluding": "7.0.24",
              "versionStartIncluding": "7.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:otrs:otrscisincustomerfrontend:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CEE941D9-D14E-4B97-BC43-843F1116C8F2",
              "versionEndIncluding": "7.0.15",
              "versionStartIncluding": "7.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Agents are able to see linked Config Items without permissions, which are defined in General Catalog. This issue affects: OTRSCIsInCustomerFrontend 7.0.15 and prior versions, ITSMConfigurationManagement 7.0.24 and prior versions"
    },
    {
      "lang": "es",
      "value": "Los agentes pueden ser capaces de visualizar Elementos de Configuraci\u00f3n vinculados sin permisos, que son definidos en el Cat\u00e1logo General.\u0026#xa0;Este problema afecta a: OTRSCIsInCustomerFrontend versiones 7.0.15 y anteriores, ITSMConfigurationManagement versiones 7.0.24 y anteriores"
    }
  ],
  "id": "CVE-2021-21437",
  "lastModified": "2026-06-17T03:35:34.460",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 1.4,
        "source": "security@otrs.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-03-22T09:15:12.953",
  "references": [
    {
      "source": "security@otrs.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://otrs.com/release-notes/otrs-security-advisory-2021-07/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://otrs.com/release-notes/otrs-security-advisory-2021-07/"
    }
  ],
  "sourceIdentifier": "security@otrs.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ],
      "source": "security@otrs.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.