FKIE_CVE-2021-29663

Vulnerability from fkie_nvd - Published: 2021-03-31 20:15 - Updated: 2026-06-17 03:48
Severity
4.8 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Summary
CourseMS (aka Course Registration Management System) 2.1 is affected by cross-site scripting (XSS). When an attacker with access to an Admin account creates a Job Title in the Site area (aka the admin/add_jobs.php name parameter), they can insert an XSS payload. This payload will execute whenever anyone visits the registration page.
References
cve@mitre.orghttp://sourceforge.net/projects/coursemsProduct, Third Party Advisory
cve@mitre.orghttps://github.com/cptsticky/A-0day-Per-Day-Keeps-The-Cope-Away/blob/main/CVE-2021-29663Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://sourceforge.net/projects/coursemsProduct, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/cptsticky/A-0day-Per-Day-Keeps-The-Cope-Away/blob/main/CVE-2021-29663Exploit, Third Party Advisory
Impacted products
Vendor Product Version
course_registration_management_system_project course_registration_management_system 2.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:course_registration_management_system_project:course_registration_management_system:2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "EFFF9DB8-313C-4AE0-9E8B-7A69968E3670",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "CourseMS (aka Course Registration Management System) 2.1 is affected by cross-site scripting (XSS). When an attacker with access to an Admin account creates a Job Title in the Site area (aka the admin/add_jobs.php name parameter), they can insert an XSS payload. This payload will execute whenever anyone visits the registration page."
    },
    {
      "lang": "es",
      "value": "CourseMS (tambi\u00e9n se conoce como Course Registration Management System) versi\u00f3n 2.1 est\u00e1 afectado por un cross-site scripting (XSS).\u0026#xa0;Cuando un atacante con acceso a una cuenta de administrador crea un puesto de trabajo en el \u00e1rea del Site (tambi\u00e9n se conoce como el par\u00e1metro name del archivo admin/add_jobs.php), puede insertar una carga \u00fatil XSS.\u0026#xa0;Esta carga \u00fatil se ejecutar\u00e1 cada vez que alguien visite la p\u00e1gina de registro."
    }
  ],
  "id": "CVE-2021-29663",
  "lastModified": "2026-06-17T03:48:06.820",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.7,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-03-31T20:15:14.207",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "url": "http://sourceforge.net/projects/coursems"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/cptsticky/A-0day-Per-Day-Keeps-The-Cope-Away/blob/main/CVE-2021-29663"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "url": "http://sourceforge.net/projects/coursems"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/cptsticky/A-0day-Per-Day-Keeps-The-Cope-Away/blob/main/CVE-2021-29663"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "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

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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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.