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-2012-3478 medium priority: Ubuntu including 1 source packages (rssh), 16 status rows across 16 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 10, ignored 4, released 2.
rssh 2.3.3 and earlier allows local users to bypass intended restricted shell access via crafted environment variables in the command line.