CVE-2017-9804

7.5 HIGH
Published: September 20, 2017 Modified: May 13, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-003.txt
Source: security@apache.org
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
Source: security@apache.org
Patch Third Party Advisory
http://www.securityfocus.com/bid/100612
Source: security@apache.org
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039261
Source: security@apache.org
Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20180629-0001/
Source: security@apache.org
https://struts.apache.org/docs/s2-050.html
Source: security@apache.org
Patch Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170907-struts2
Source: security@apache.org
Third Party Advisory
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-003.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.securityfocus.com/bid/100612
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039261
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20180629-0001/
Source: af854a3a-2127-422b-91ae-364da2661108
https://struts.apache.org/docs/s2-050.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170907-struts2
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

14 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
9.5%
95th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

apache

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