8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.975 High
EPSS
Percentile
100.0%
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.
www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-003.txt
www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
github.com/apache/struts
github.com/apache/struts/commit/418a20c0594f23764fe29ced400c1219239899a
nvd.nist.gov/vuln/detail/CVE-2017-9804
security.netapp.com/advisory/ntap-20180629-0001
struts.apache.org/docs/s2-050.html
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170907-struts2
web.archive.org/web/20171113165852/www.securityfocus.com/bid/100612
web.archive.org/web/20201021075553/www.securitytracker.com/id/1039261
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.975 High
EPSS
Percentile
100.0%