Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2017-9804

Disclosure Date: September 20, 2017 •
CVE-2017-9804 CVSS v3 Base Score: 7.5
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
Apache Struts 2.3.7 - 2.3.33
Apache Struts 2.5 - 2.5.12
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • apache

Products

  • struts 2.3.10,
  • struts 2.3.11,
  • struts 2.3.12,
  • struts 2.3.13,
  • struts 2.3.14,
  • struts 2.3.14.1,
  • struts 2.3.14.2,
  • struts 2.3.14.3,
  • struts 2.3.15,
  • struts 2.3.15.1,
  • struts 2.3.15.2,
  • struts 2.3.15.3,
  • struts 2.3.16,
  • struts 2.3.16.1,
  • struts 2.3.16.2,
  • struts 2.3.16.3,
  • struts 2.3.17,
  • struts 2.3.19,
  • struts 2.3.20,
  • struts 2.3.20.1,
  • struts 2.3.20.2,
  • struts 2.3.21,
  • struts 2.3.22,
  • struts 2.3.23,
  • struts 2.3.24.2,
  • struts 2.3.24.3,
  • struts 2.3.25,
  • struts 2.3.26,
  • struts 2.3.27,
  • struts 2.3.28,
  • struts 2.3.28.1,
  • struts 2.3.29,
  • struts 2.3.30,
  • struts 2.3.31,
  • struts 2.3.32,
  • struts 2.3.33,
  • struts 2.3.7,
  • struts 2.3.8,
  • struts 2.3.9,
  • struts 2.5,
  • struts 2.5.1,
  • struts 2.5.10,
  • struts 2.5.10.1,
  • struts 2.5.12,
  • struts 2.5.2,
  • struts 2.5.3,
  • struts 2.5.4,
  • struts 2.5.5,
  • struts 2.5.6,
  • struts 2.5.7,
  • struts 2.5.8,
  • struts 2.5.9
Technical Analysis