Unpatched Vulnerabilities, by Vendor

In the second half of 2007, 88 unpatched enterprise vulnerabilities were detected as being published during this period. Of these, 39 affected Microsoft, 22 affected IBM, 10 affected Computer Associates, eight affected HP, five affected Sun, three affected Oracle and one affected Symantec. No other vendor was subject to unpatched vulnerabilities during this period.

Source: Symantec Internet Security Threat Report, Vol. XIII