CVE-2012-4387

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.86% Top 15%
Vendor Advisory secunia.com Vendor Advisory apache.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://exchange.xforce.ibmcloud.com/vulnerabilities/78183 vdb entry
http://struts.apache.org/2.x/docs/s2-011.html patch vendor advisory
http://www.openwall.com/lists/oss-security/2012/09/01/5 mailing list
http://secunia.com/advisories/50420 third party advisory vendor advisory
http://www.securityfocus.com/bid/55346 vdb entry
https://issues.apache.org/jira/browse/WW-3860
http://www.openwall.com/lists/oss-security/2012/09/01/4 mailing list

Frequently Asked Questions

What is the severity of CVE-2012-4387?
CVE-2012-4387 has been scored as a medium severity vulnerability.
How to fix CVE-2012-4387?
To fix CVE-2012-4387, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-4387 being actively exploited in the wild?
It is possible that CVE-2012-4387 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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