CVE-2016-4465

moderate-risk
Published 2016-07-04

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.

Do I need to act?

!
10.4% chance of exploitation in next 30 days
EPSS score — higher than 90% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
NETWORK / LOW complexity

Affected Products (12)

Affected Vendors

Apache

References (14)

Vendor Advisory http://jvn.jp/en/jp/JVN12352818/index.html
VDB Entry http://jvndb.jvn.jp/jvndb/JVNDB-2016-000114
Third Party Advisory 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
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1348253
Vendor Advisory https://struts.apache.org/docs/s2-041.html
Vendor Advisory http://jvn.jp/en/jp/JVN12352818/index.html
VDB Entry http://jvndb.jvn.jp/jvndb/JVNDB-2016-000114
Third Party Advisory 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
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1348253
Vendor Advisory https://struts.apache.org/docs/s2-041.html
49
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 11/34 · Low
Exposure 17/34 · Moderate