Vulnerability in Apache Struts

CVE-2017-9787

When using a Spring AOP functionality to secure Struts actions it is possible to perform a DoS attack. Solution is to upgrade to Apache Struts version 2.5.12 or 2.3.33.

EPSS: 0.082 (92.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-9787?
CVE-2017-9787 is a high-severity vulnerability in Apache Struts. CVSS score: 7.5/10. Published 2017-07-13.
How severe is CVE-2017-9787?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-9787 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.