Improper input validation in Apache Struts

CVE-2016-3093

Apache Struts 2.0.0 through 2.3.24.1 does not properly cache method references when used with OGNL before 3.0.12, which allows remote attackers to cause a denial of service (block access to a web site) via unspecified vectors.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.084 (94.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-3093?
CVE-2016-3093 is a medium-severity vulnerability in Apache Struts, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2016-06-07.
How severe is CVE-2016-3093?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2016-3093 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.