View at Official ubuntu advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2012-4387 medium priority: Ubuntu including 1 source packages (libstruts1.2-java), 6 status rows across 6 suites (hardy, lucid, natty, oneiric, precise, upstream): not-affected 6.
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.