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-2011-5097 medium priority: Ubuntu including 2 source packages (chef, chef-server-api), 18 status rows across 9 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, upstream): DNE 7, not-affected 6, ignored 3, needs-triage 2.
chef-server-api/app/controllers/cookbooks.rb in Chef Server in Chef before 0.9.18, and 0.10.x before 0.10.2, does not require administrative privileges for the update and destroy methods, which allows remote authenticated users to (1) upload cookbooks via a knife cookbook upload command or (2) delete cookbooks via a knife cookbook delete command.