What is CVE-2016-4431?

CVE-2016-4431 is a high-severity vulnerability in Apache Struts, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-07-04.

How severe is CVE-2016-4431?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2016-4431 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Apache Struts

CVE-2016-4431

Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks by leveraging a default method.

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

EPSS: 0.082 (92.3th 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:H/A:N.

Affected products

Apache Struts — versions 2.3.20, 2.3.20.1, 2.3.20.3
N/a — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

91284 (vdb-entry, x_refsource_BID)
secalert@redhat.com (x_refsource_CONFIRM, Issue Tracking)
secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
JVN#45093481 (x_refsource_JVN, third-party-advisory, Vendor Advisory)
JVNDB-2016-000113 (x_refsource_JVNDB, VDB Entry, third-party-advisory, Vendor Advisory)
secalert@redhat.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2016-4431?: CVE-2016-4431 is a high-severity vulnerability in Apache Struts, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-07-04.
How severe is CVE-2016-4431?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2016-4431 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.