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-2012-0448 low 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, needed 1.
Bugzilla 2.x and 3.x before 3.4.14, 3.5.x and 3.6.x before 3.6.8, 3.7.x and 4.0.x before 4.0.4, and 4.1.x and 4.2.x before 4.2rc2 does not reject non-ASCII characters in e-mail addresses of new user accounts, which makes it easier for remote authenticated users to spoof other user accounts by choosing a similar e-mail address.