CVE-2016-4465

Severity: medium (CVSS 5.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 10.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-07-04 · updated 2026-06-17
Weakness: CWE-20

Description

The URLValidator class in Apache Struts 2 2.3.20 through 2.3.28.1 and 2.5.x before 2.5.1 allows remote attackers to cause a denial of service via a null value for a URL field.

Affected products

Apache Struts: 2.3.20, 2.3.20.1, 2.3.20.3, 2.3.24, 2.3.24.1, 2.3.24.3 (+6)

References

http://jvn.jp/en/jp/JVN12352818/index.html
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000114
http://www-01.ibm.com/support/docview.wss?uid=swg21987854
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.securityfocus.com/bid/91278
https://bugzilla.redhat.com/show_bug.cgi?id=1348253
https://struts.apache.org/docs/s2-041.html
http://jvn.jp/en/jp/JVN12352818/index.html
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000114
http://www-01.ibm.com/support/docview.wss?uid=swg21987854
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.securityfocus.com/bid/91278

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