CVE-2012-0838

Name: CVE-2012-0838
Creator: NVD / NIST
Published: 2012-03-02T22:55:01.337+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 14.03%

Last modified Jun 16, 2026

CVE-2012-0838 is a vulnerability of currently unknown severity. Apache Struts 2 before 2.2.3.1 evaluates a string as an OGNL expression during the handling of a conversion error, which allows remote attackers to modify run-time data values, and consequently execute arbitrary code, via invalid input to a field.. EPSS estimates a 14.03% chance of exploitation in the next 30 days.

Description

Apache Struts 2 before 2.2.3.1 evaluates a string as an OGNL expression during the handling of a conversion error, which allows remote attackers to modify run-time data values, and consequently execute arbitrary code, via invalid input to a field.

Metrics

EPSS Probability

14.03%

96.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Apache	Struts	>= 2.0.0, <= 2.2.3

References

http://jvn.jp/en/jp/JVN79099262/index.htmlThird Party Advisory, VDB Entry
http://jvndb.jvn.jp/jvndb/JVNDB-2012-000012Third Party Advisory, VDB Entry
http://struts.apache.org/2.3.1.2/docs/s2-007.htmlVendor Advisory
https://issues.apache.org/jira/browse/WW-3668Issue Tracking, Vendor Advisory
http://jvn.jp/en/jp/JVN79099262/index.htmlThird Party Advisory, VDB Entry
http://jvndb.jvn.jp/jvndb/JVNDB-2012-000012Third Party Advisory, VDB Entry
http://struts.apache.org/2.3.1.2/docs/s2-007.htmlVendor Advisory
https://issues.apache.org/jira/browse/WW-3668Issue Tracking, Vendor Advisory

Timeline

Published: Mar 2, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-0838?

How severe is CVE-2012-0838?

Severity scoring for CVE-2012-0838 is pending analysis. The EPSS model estimates a 14.03% probability of exploitation in the next 30 days.

How do I fix CVE-2012-0838?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-0838?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST