CVE-2012-4387

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-09-05 · updated 2026-06-16
Weakness: CWE-264

Description

Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.

Affected products

Apache Struts: 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5 (+29)

References

http://secunia.com/advisories/50420
http://struts.apache.org/2.x/docs/s2-011.html
http://www.openwall.com/lists/oss-security/2012/09/01/4
http://www.openwall.com/lists/oss-security/2012/09/01/5
http://www.securityfocus.com/bid/55346
https://exchange.xforce.ibmcloud.com/vulnerabilities/78183
https://issues.apache.org/jira/browse/WW-3860
http://secunia.com/advisories/50420
http://struts.apache.org/2.x/docs/s2-011.html
http://www.openwall.com/lists/oss-security/2012/09/01/4
http://www.openwall.com/lists/oss-security/2012/09/01/5
http://www.securityfocus.com/bid/55346

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