Slammer fails to make January AV charts
AV software isn't cure for prolific worm
Posted in Malware, 3rd February 2003 09:42 GMT
Free whitepaper – Transforming IT culture
The Slammer worm fails to make it into the monthly charts of AV firms this month - despite becoming arguably the most damaging Internet worm ever.
The Avril worm topped the list of calls to antivirus firm Sophos, while email filtering firm MessageLabs again reports that Klez-H topped its nuisance list. The company blocked Klez-H more than 550,000 times over the last four weeks.
The non-appearance of Slammer of either chart is easily explained: AV software and services has a limited role in blocking Slammer. Slammer, a memory resident virus, needs to be combated with a combination of filtering the malicious traffic the worm generates and patching vulnerable boxes running vulnerable versions of SQL Server and MSDE.
AV software doesn't have much of a role here, despite the numerous alerts by firms in the sector over the last week... ®
Related Stories
Out of the Slammer
MS struggles to contain the Slammer worm
ATMs, ISPs hit by Slammer worm spread
The return of the celebrity virus
Klez tops 2002 virus charts

Register Research on: Application Platforms
Secure Mobile Working
The Impact of IT Security Attitudes
The Evolving Security Landscape
The Register's Green Computing Debate
