Vulnerability in Apache Software Foundation Struts

CVE-2017-5638

The Jakarta Multipart parser in Apache Struts 2 2.3.x before 2.3.32 and 2.5.x before 2.5.10.1 has incorrect exception handling and error-message generation during file-upload attempts, which allows remote attackers to execute arbitrary com…

EPSS: 0.943 (99.9th percentile) — read the EPSS interpretation.

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-5638?
CVE-2017-5638 is a vulnerability in Apache Software Foundation Struts. Published 2017-03-11.
Is CVE-2017-5638 known to be exploited?
Yes. CVE-2017-5638 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 423 public proof-of-concept repositories are indexed.