Description
In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a 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. NOTE: this vulnerability exists because of an incomplete fix for S2-047 / CVE-2017-7672.
Affected products
- Apache Software Foundation / Apache Struts2.3.7 - 2.3.33 – 2.3.7 - 2.3.33
- Apache Software Foundation / Apache Struts2.5 - 2.5.12 – 2.5 - 2.5.12
References
- VENDOR_ADVISORYhttp://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
- VENDOR_ADVISORYhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170907-struts2
- MISChttp://www.securityfocus.com/bid/100612
- MISChttps://security.netapp.com/advisory/ntap-20180629-0001/
- MISChttp://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-003.txt
- MISChttp://www.securitytracker.com/id/1039261
- MISChttps://struts.apache.org/docs/s2-050.html