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Firmware upgrade on ATP500 not working.
Hello all, I was trying to upgrade firmware to the latest 5.36 Patch2 as my device got affected by latest VPN connection dropping issue but had no luck with it. Currently it has Base Firmware 1.0 in Standby partition and V5.30(ABFU.0) in Running. When I tried to upgrade both partitions with no luck. Firmware uploads to the…
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[ATP 700] Local DNS addresses lost for some reason
It appears our ATP700 loses the DNS settings configured under Firewall. for some reason the dns settings we have configured are lost: dns.name.local 10.1.10.12 Wont resolve and when i enter a bogus dns.name.local2 to 10.1.10.12 and save the settings all the DNS configurations work again. Is this some sort of bug in the…
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Verifying a configuration file without loading it
Is it possible to have the FLEX200 parse and verify a configuration file without applying it? Our config seems to have some issue where I have to force load it and then one VPN gateway is missing its certificate.
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DDNS Update with Public IP for cellular interface don't work bug
VPN300 V5.36(ABFC.2) With a DDNS setup for cellular1 interface there is no update check happening to site check like: Which should check every 5 minutes However other interfaces for DDNS do check every 5 minutes just not cellular1 interface.
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Firmware upgrade
We tried to update the firmware of our USG 60, but we do not come higher then V4.65. We tried the update with the webgui and also over FTP Command and Cloud. After the update execution there is no error message. We could not find a log file anywhere. We updateted from 4.65 to the next available version of V4.70 After the…
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Still problems with Client VPN connections after Update Firmware 4.73(AAPK.2)
Hello, we have still problems with VPN connections after updating our USG1100. Users are still not able to connect via Software IPSec_3.8.204.61.32(perpetual). The connection setting is "Remote Access ( server roll )" Can anyone help ?
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Possible arp spoofing attack on ip
Good morning everyone, in the firewall log ( USG 100 FLEX ), I find every 2/4 minutes "Possible arp spoofing attack on ip ...", I would like to understand if it could be a real problem, can anyone help me? Thank you Anthony
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update firmware failed
i have a situation like in the attached picture, i can't update the firmware of the standby partition. I tried both cloud and local solution. I found this solution in the forum https://community.zyxel.com/en/discussion/13011/recovery-steps-for-usg-flex-atp-series-with-device-has-firmware-update-fail/p1?new=1 but the FW…
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Zyxel VPN100 login problems
Hi, I have problem with login tried login webui throught lan and when i entered my credentials it says i need change password But i can't change it says invalid username/password i think there is problem with format of old password loginname is xxx@xxx.com and old password contains special chars like $& change password…
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USG FLEX 700 - Massive IPS malicious connection attempts
BTW, this morning updated to v5.36(ABWD.2) Due to the recent bad experiences of other users we regularly check the condition of our USG. And at the moment we're experiencing massive IPS malicious connection attempts. The IPS monitor page is showing signature ID 9262344, named "Cs". But the link to Zyxel's encyclopedia…
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where i can find an old usg20-vpn firmware (5.10)?
sorry but where i can find an old usg20-vpn firmware (5.10)?
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Usg 40 with 4.65 unable to update
Hi I'm trying to update usg 40 to last firmware to patch last cve. I tryed to apply cloud firmare, error 400. Tryed to manually upload last firmware, firewall told me is rebooting but nothing happens. Any suggest tu solve? That
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USG20-VPN (USG Flex 50) cannot upgrade past 5.30
I have multiple customers using the USG20-VPN which are currently on 5.30 firmware. I have been unable to upgrade to any firmware version past that on any of them. Local upgrade or Cloud upgrade will not complete. When I log back into the device it acts like an upgrade was never attempted. The standby firmware does not…
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USG60 FW Upgrade
I tried to update a USG60 device but it doesn't work via web interface, USB, FTP. On FTP i get this errorr message: "update failed: Success" Is there any other way to upgrade? ftp> put c:\473AAKY2C0.bin 200 PORT command successful 150 Opening BINARY mode data connection for 473AAKY2C0.bin 226-firmware verifying...…
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Buffer overflow issue FAQ
Q1. What are the impact model and version for this buffer overflow issue? Affected series Affected version Patch availability ATP ZLD V4.32 to V5.36 Patch1 ZLD V5.36 Patch 2 USG FLEX ZLD V4.50 to V5.36 Patch 1 ZLD V5.36 Patch 2 USG FLEX50(W) USG20(W)-VPN ZLD V4.25 to V5.36 Patch 1 ZLD V5.36 Patch 2 VPN ZLD V4.30 to V5.36…
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Access Firewall USG20W
Good morning engineers, can you help me with this problem. Today I can't connect to the firewall via public IP. I am entering correct username and password. I can't even log in through ssh. Before I could do it and now I can't. any idea how to fix it. regards
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Getting "vpn connection authorization fail or authorize link expired" using Google Auth with IPSec
Hello all, We have been using an IKEv2 VPN connection with just 2 users for a few weeks now. We have Google Auth for 2FA. It was working fine. Now, every time we enter a Google Auth code we get "vpn connection authorization fail or authorize link expired." Nothing has changed. I'm still able to use a Google Auth code to…
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Log: Maximum sessions per host (1000) was exceeded
I receive loads of log messages that say that Maximum sessions per host (1000) was exceeded on a USG 100 device. Source and destination Can I un select the Enable session limit. Becuse no need funtion firewall with zyxel.
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Firmware update failed - Bad File Descriptor
Trying to update a USG110 to 4.7.3 and getting a file descriptor error when uploading via FTP. Any suggestion what this is referring so I can find a solution to update this device?
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2023/05/23 Urgent Patch Firmware Released to address Buffer Overflow Issues
i have just received a notification that a zero day buffer overflow is being widely exploited against Zyxel firewalls. Please immediately publish the information known so far to mitigate the threat. Which service is affected? Is there IOC for these attacks? Thanks Mario
