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-2012-6687 medium priority: Ubuntu including 1 source packages (libfcgi), 5 status rows across 5 suites (lucid, precise, trusty, upstream, utopic): released 2, DNE 1, ignored 1, not-affected 1.
FastCGI (aka fcgi and libfcgi) 2.4.0 allows remote attackers to cause a denial of service (segmentation fault and crash) via a large number of connections.