All posts by "Martin"

Sophos UTM 9.503-3 released

Martin 24/08/2017

Sophos has released 9.503-3 today, you can download it here: ftp://ftp.astaro.com/UTM/v9/up2date/u2d-sys-9.502004-503003.tgz.gpg Release notes: Up2Date 9.503003 package description: Remarks: System will be rebooted Configuration will be upgraded Connected REDs will perform firmware upgrade Connected Wifi APs will perform firmware upgrade News: Maintenance Release Bugfixes: Fix [NUTM-7891]: [AWS] awslogsd.log is beeing flooded with logmessages Fix [NUTM-3196]: [Access & Identity] Overlapping backend user prefetches may not be executed Fix [NUTM-7943]: [Basesystem] Ntpd permanently restarting on slave node Fix… Sophos UTM 9.503-3 released

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Sophos UTM: TCP/UDP Ports used by Sophos RED

Martin 09/08/2017

When you have the UTM behind another firewall and want to use the RED technology, you will have to NAT the following ports through the perimeter firewall: Note: it has been seen several times that some ISP’s block the traffic of UDP 3410 due to it’s triggering of Intrusion Prevention Systems, so be aware of that, if things are not working in the beginning, then contact your ISP.

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Sophos UTM: How to bypass individual WAF rules

Martin 09/08/2017

How to fix a false positive On Sophos UTM, mod_security can detect a far greater number of attacks, but also experiences a larger number of false positives. If your website is experiencing a lot of false positives, the best way to resolve them is to disable the specific rule IDs that are being detected. To determine the rule IDs that are being matched, you’ll need to check the Web Application Firewall log while browsing to… Sophos UTM: How to bypass individual WAF rules

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Sophos UTM: Data disk filling up – due to coredumps

Martin 07/08/2017

Sometimes Sophos releases updates or patterns that corrupts a function in the UTM and make that function crash! – Everytime a core dump is generated, and that is filling up the data disk. If that happens you eventualle see a notification land in your mailbox saying: Data Disk is filling up – please check. Current usage: 82% When logging into webadmin, you may see this: Clearly the data disk is getting full! To fix this,… Sophos UTM: Data disk filling up – due to coredumps

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Sophos UTM 9.502-4 soft-released

Martin 11/07/2017

Finally, to make up for the mistake in 9.501, MR2 has been soft-released today: And can be found on the FTP server as usual: ftp://ftp.astaro.de/UTM/v9/up2date/u2d-sys-9.501005-502004.tgz.gpg ftp://ftp.astaro.de/UTM/v9/up2date/u2d-sys-9.501005-502004.tgz.gpg.md5   The changelog: News Maintenance Release Remarks System will be rebooted Configuration will be upgraded Connected REDs will perform firmware upgrade Connected Wifi APs will perform firmware upgrade Bugfixes NUTM-8127 [AWS] Link to CloudFormation console during cloudupdate is not working NUTM-3213 [Access & Identity] Inconsistent behaviour/state when deleting a… Sophos UTM 9.502-4 soft-released

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Active Directory: Changing home folder servername

Martin 04/07/2017

When migrating filservers and you are using the “Home Folder” setting of an AD user’s object like here:   From: To: It would be great just to edit all objects in bulk, with this script, it is possible:  

Remember servername is CASE SENSITIVE! So if the oldserver is all with small letters, and you type them with CAPS, it will change nothing ๐Ÿ™‚ Credits go to: https://www.experts-exchange.com/members/justinyeung.html  

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Microsoft Exchange: Restart all services with PowerShell

Martin 30/06/2017

This little “quickie” can do the job for your, without having to do it manually in service manager ๐Ÿ™‚  

 

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Sophos UTM 9.501-5 released

Martin 12/06/2017

Sophos has released a big update to UTM 9.5:   Up2Date 9.501005 package description: Remarks: System will be rebooted Configuration will be upgraded Connected REDs will perform firmware upgrade Connected Wifi APs will perform firmware upgrade News: Maintenance Release Bugfixes: Fix [NUTM-6868]: [AWS, REST API] Missing trailing slash in Swagger URLs Fix [NUTM-6908]: [AWS, REST API] [RESTD] Consistent authentication look and feel Fix [NUTM-7173]: [AWS, REST API] [RESTD] Selfmon cannot (re)start restd Fix [NUTM-7633]: [AWS,… Sophos UTM 9.501-5 released

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Sophos UTM 9.5: Webserver Protection slotmem_create failed

Martin 17/05/2017

4 days after I upgraded one customer, they started complaining about not being able to reach their websites. Looking into Webserver Protection, all webservers had an yellow exclamation mark on the, and when mouse held over it showed “internal error”, the log showed this: 2017:05:17-00:03:06 fw01 reverseproxy: [Wed May 17 00:03:06.000810 2017] [proxy_protocol:notice] [pid 21492:tid 4152121024] ProxyProtocol: disabled on 127.0.0.1:4080 2017:05:17-00:03:06 fw01 reverseproxy: [Wed May 17 00:03:06.001023 2017] [security2:notice] [pid 21492:tid 4152121024] ModSecurity for Apache/2.7.4… Sophos UTM 9.5: Webserver Protection slotmem_create failed

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Veeam Agent for Microsoft Windows (FREE)

Martin 17/05/2017

Veeam has finally released the sucessor to it’s Veeam Endpoint Backup 1.5, it add’s a lot of new features, and it’s still free, but can also be used in paid editions for workstations and servers. Read more: https://www.veeam.com/windows-endpoint-server-backup-free.html   Whatโ€™s new in v2 Veeam Agent for Microsoft Windows delivers all-new functionality to give you features and capabilities unheard of in a FREE desktop backup and data recovery solution. Veeam Agent for Microsoft Windows includes: Active… Veeam Agent for Microsoft Windows (FREE)

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