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CVE-2023-5421

Estado: ModificadaMedia (5.5)—

An attacker who is logged into OTRS as an user with privileges to create and change customer user data may manipulate the CustomerID field to execute JavaScript code that runs immediatly after the data is saved.The issue onlyoccurs if the configuration for AdminCustomerUser::UseAutoComplete was changed before. This issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Otrs — Otrs

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-5421",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-5421",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-09-16T16:53:50.683230Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@otrs.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 3.5,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 0.9
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.3
      }
    ]
  },
  "affected": [
    {
      "source": "security@otrs.com",
      "affectedData": [
        {
          "vendor": "OTRS AG",
          "modules": [
            "Agent Interface"
          ],
          "product": "OTRS",
          "versions": [
            {
              "status": "affected",
              "version": "7.0.x",
              "lessThan": "7.0.47",
              "versionType": "Patch"
            },
            {
              "status": "affected",
              "version": "8.0.x",
              "lessThan": "8.0.37",
              "versionType": "Patch"
            }
          ],
          "defaultStatus": "affected"
        },
        {
          "vendor": "OTRS AG",
          "modules": [
            "Agent Interface"
          ],
          "product": "((OTRS)) Community Edition",
          "versions": [
            {
              "status": "affected",
              "version": "6.0.x",
              "versionType": "All",
              "lessThanOrEqual": "6.0.34"
            }
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2023-10-16T09:15:11.940",
  "references": [
    {
      "url": "https://otrs.com/release-notes/otrs-security-advisory-2023-09/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@otrs.com"
    },
    {
      "url": "https://otrs.com/release-notes/otrs-security-advisory-2023-09/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@otrs.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An attacker who is logged into OTRS as an user with privileges to create and change customer user data may manipulate the CustomerID field to execute JavaScript code that runs \nimmediatly after the data is saved.The issue onlyoccurs if the configuration for AdminCustomerUser::UseAutoComplete was changed before.\nThis issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.\n\n"
    },
    {
      "lang": "es",
      "value": "Un atacante que haya iniciado sesión en OTRS como usuario con privilegios para crear y cambiar datos de usuario del cliente puede manipular el campo CustomerID para ejecutar código JavaScript que se ejecuta inmediatamente después de guardar los datos. El problema solo ocurre si se cambió la configuración de AdminCustomerUser::UseAutoComplete antes. Este problema afecta a OTRS: desde 7.0.X anterior a 7.0.47, desde 8.0.X anterior a 8.0.37; ((OTRS)) Community Edition: desde 6.0.X hasta 6.0.34."
    }
  ],
  "lastModified": "2026-06-17T06:48:33.347",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:otrs:otrs:*:*:*:*:community:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F933EBB8-2E51-4E24-BB9E-64FBE0FCBFDB",
              "versionEndIncluding": "6.0.34",
              "versionStartIncluding": "6.0.0"
            },
            {
              "criteria": "cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B1C07539-E637-4A14-97EE-9FE4CB60644F",
              "versionEndExcluding": "7.0.47",
              "versionStartIncluding": "7.0.0"
            },
            {
              "criteria": "cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "400DD972-B06D-44C6-BD88-737BA162B3E1",
              "versionEndExcluding": "8.0.37",
              "versionStartIncluding": "8.0.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@otrs.com"
}