Home/CVE/In Apache Struts 2.5 through 2.5.5, if an application allows entering a URL in a form field and the built-in URLValidato
CVE

CVE-2016-8738

In Apache Struts 2.5 through 2.5.5, if an application allows entering a URL in a form field and the built-in URLValidato

In Apache Struts 2.5 through 2.5.5, if an application allows entering a URL in a form field and the 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.

MEDIUM · CVSS 5.9 EPSS 0.01107
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

1
apache strutsall versions
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Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.apache.struts:struts2-core MODERATE fixed in 2.5.13
▣

Scoring & Timeline

5.9
MEDIUM · CVSS v3.0 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Sep 2017 · 05:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/94657Third Party AdvisoryVDB Entry
https://security.netapp.com/advisory/ntap-20180629-0003/
https://struts.apache.org/docs/s2-044.htmlMitigationPatchVendor Advisory
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