What’s Vulnerable › Vulnerabilities

CVE-2011-3923

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 89.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-11-01 · updated 2026-06-16
• Weakness: CWE-732

Description

Apache Struts before 2.3.1.2 allows remote attackers to bypass security protections in the ParameterInterceptor class and execute arbitrary commands.

Affected products

• Apache Struts: from 2.0.0 before 2.3.1.2 — fixed in 2.3.1.2
• Red Hat JBoss Enterprise Web Server: 1.0.0

How to fix

Upgrade to a fixed version: Apache Struts 2.3.1.2. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2014/Jul/38
• http://www.exploit-db.com/exploits/24874
• http://www.securityfocus.com/bid/51628
• http://www.securitytracker.com/id?1026575
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3923
• https://exchange.xforce.ibmcloud.com/vulnerabilities/72585
• https://security-tracker.debian.org/tracker/CVE-2011-3923
• http://seclists.org/fulldisclosure/2014/Jul/38
• http://www.exploit-db.com/exploits/24874
• http://www.securityfocus.com/bid/51628
• http://www.securitytracker.com/id?1026575
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3923

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