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CVE-2016-4436 — Vulnerability in org.apache.struts:struts2-core —...

CRITICAL

Apache Struts improper action name cleanup

Published May 17, 2022Updated December 5, 2024Source: osv

Summary

Apache Struts 2 before 2.3.29 and 2.5.x before 2.5.1 allow attackers to have unspecified impact via vectors related to improper action name clean up.

Advisory Timeline

  • First published May 17, 2022 (1609 days ago).
  • Last revised December 5, 2024 — 933 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Maven
Update org.apache.struts:struts2-core to 2.5.1 or later
<!-- Update pom.xml dependency version to 2.5.1 for org.apache.struts:struts2-core -->
Maven
Update org.apache.struts:struts2-core to 2.3.29 or later
<!-- Update pom.xml dependency version to 2.3.29 for org.apache.struts:struts2-core -->

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (2)

Affects 1 ecosystem: maven (1).

PackageEcosystemAffectedFixed In
org.apache.struts:struts2-core
maven
2.5, 2.5-BETA1, 2.5-BETA2, 2.5-BETA32.5.1
org.apache.struts:struts2-core
maven
2.0.11, 2.0.11.1, 2.0.11.2, 2.0.12 (+42 more)2.3.29

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2016-4436?
Apache Struts improper action name cleanup This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2016-4436?
CVE-2016-4436 affects org.apache.struts:struts2-core. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2016-4436 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-xm92-v2mq-842q

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