CVE-2017-7672

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-07-13 · updated 2026-06-17
Weakness: CWE-20

Description

If an application allows enter an URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL. Solution is to upgrade to Apache Struts version 2.5.12.

Affected products

Apache Struts: 2.5, 2.5.1, 2.5.2, 2.5.5, 2.5.8, 2.5.10 (+1)

References

http://struts.apache.org/docs/s2-047.html
http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
http://www.securityfocus.com/bid/99563
http://www.securitytracker.com/id/1039114
https://lists.apache.org/thread.html/3795c4dd46d9ec75f4a6eb9eca11c11edd3e796c6c1fd7b17b5dc50d%40%3Cannouncements.struts.apache.org%3E
https://security.netapp.com/advisory/ntap-20180706-0002/
http://struts.apache.org/docs/s2-047.html
http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
http://www.securityfocus.com/bid/99563
http://www.securitytracker.com/id/1039114
https://lists.apache.org/thread.html/3795c4dd46d9ec75f4a6eb9eca11c11edd3e796c6c1fd7b17b5dc50d%40%3Cannouncements.struts.apache.org%3E
https://security.netapp.com/advisory/ntap-20180706-0002/

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