SurfControl RiskFilter V5.2.4 Readme

December 2007

Welcome

This 5.2.4 Upgrade is a patch release, which will line up your appliance with the latest 5.2.4 version. Install the patch using the Webmin -> RiskFilter -> Update RiskFilter - E-mail module. This document contains the release notes for the RiskFilter 5.2.4 upgrade patch applied for versions prior to 5.2.4.  Being a patch version, this 5.2.4 upgrade only adds the bug-fixes that are necessary to fix the most immediate concerns.

 

New Features

There are no new features in this release.

Bug Fixes

 

Description

Issue Number

Send mails to higher preference MX records

20267

RDNS don't work when give "EHLO hostname" on RiskFilter V5.0.2

22090

Log Reverse DNS failures

25538

Content Filter: UTF7 is not supported by RiskFilter

24955

Integrate the latest ThreatCat in RiskFilter

29958

Relay request from Canon: allow mail relay from internal domain to internal domain without auth login or trustIP when anti-spoofing is on

29959

White/Black list cannot allow symbols in the account name

29960

SpamFilter alert message blank

30003

Unrar executable lost in some 5.x machines, we'd patch it in 5.2.4 upgrader

30321

Known Issues

 

Description

Issue Number

LinuxShellCommand: Out of Memory Error.

29397, 20490

High false positive rate in Heuristic anti-spam scanning. Known defect of anti-spam engine. No direct workaround so far.

30394

Extra information output when starting smg process. This can be ignored.

30323

NullPointerException sometimes thrown during URL updating. This can be ignored when it appears.

30398

For more information, please refer to the SurfControl Knowledge Base. Contact SurfControl Technical Support via telephone or e-mail for further assistance.

Upgrade Considerations

 

You can upgrade to 5.2.4 from the following versions:

 

 

To upgrade to SurfControl RiskFilter 5.2.4, download the product file and follow the Setup Wizard instructions. For more information, consult the SurfControl RiskFilter Administrator's Guide.