CVE-2020-17530
CRITICAL severity · CVSS 9.8 · CWE-917 · actively exploited (CISA KEV)
9.8CVSS CRITICAL exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2021-11-03. US federal agencies must patch by 2022-05-03.
Summary
Forced OGNL evaluation, when evaluated on raw user input in tag attributes, may lead to remote code execution. Affected software : Apache Struts 2.0.0 - Struts 2.5.25.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)96%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (2)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Official patch: https://security.netapp.com/advisory/ntap-20210115-0005/ ↗
Additional information
- NVD record
- https://security.netapp.com/advisory/ntap-20210115-0005/Patch
- https://www.oracle.com//security-alerts/cpujul2021.htmlPatch
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch
- https://cwiki.apache.org/confluence/display/WW/S2-061Advisory
- http://jvn.jp/en/jp/JVN43969166/index.htmlAdvisory
- http://packetstormsecurity.com/files/160721/Apache-Struts-2-Forced-Multi-OGNL-Evaluation.htmlAdvisory
- http://www.openwall.com/lists/oss-security/2022/04/12/6Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlAdvisory