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-2011-3667 medium priority: Ubuntu including 1 source packages (bugzilla), 10 status rows across 10 suites (hardy, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, upstream): ignored 5, DNE 4, released 1.
The User.offer_account_by_email WebService method in Bugzilla 2.x and 3.x before 3.4.13, 3.5.x and 3.6.x before 3.6.7, 3.7.x and 4.0.x before 4.0.3, and 4.1.x through 4.1.3, when createemailregexp is not empty, does not properly handle user_can_create_account settings, which allows remote attackers to create user accounts by leveraging a token contained in an e-mail message.