{
  "id": "CVE-2020-25830",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-09-30T21:15:13.293",
  "lastModified": "2020-10-13T18:10:33.380",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in MantisBT before 2.24.3. Improper escaping of a custom field's name allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript when attempting to update said custom field via bug_actiongroup_page.php."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en MantisBT versiones anteriores a 2.24.3. Un escape inapropiado de un nombre de campo personalizado permite a un atacante inyectar HTML y, si la configuraci\u00f3n de CSP lo permite, lograr una ejecuci\u00f3n de JavaScript arbitrario cuando intenta actualizar dicho campo personalizado por medio del archivo bug_actiongroup_page.php"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 4.8,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.7,
        "impactScore": 2.7
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 3.5
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:mantisbt:mantisbt:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "2.24.3",
              "matchCriteriaId": "AAC99001-43F4-461D-9C3A-AB33CA4B9F94"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://github.com/mantisbt/mantisbt/commit/8c6f4d8859785b67fb80ac65100ac5259ed9237d",
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://mantisbt.org/bugs/view.php?id=27304",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}