First published: April 2004
The parade of worm variants continues, highlights include:
- 5 April W32/Sober.F
7 April W32/Netsky.S - 21 April W32/Netsky.X, W32/Netsky.Y
- 27 April W32/Bagle.Z@MM
- 28 April W32/Netsky.AB
On the 13th, Microsoft announced three critical updates: MS04-011, MS04-012, and MS04-013. Details and downloads are at the Microsoft website. Administrators of vulnerable systems should, of course, patch them as soon as possible. On 30 April, Hongkong CERT published a warning about worms exploiting the LSASS vulnerability described in MS04-011
