NebulaFlex Switch GS1920v2 Series - V4.70 Patch 7 Firmware Release

Zyxel_Chris

Zyxel Switch GS1920v2 Series
Release Note
August, 2022

Firmware Version on all models

Zyxel GS1920-48HPv2 - V4.70(ABMK.7)

Zyxel GS1920-48v2      -V4.70(ABMJ.7)

Zyxel GS1920-24HPv2 - V4.70(ABMI.7)

Zyxel GS1920-24v2      - V4.70(ABMH.7)

Zyxel GS1920-8HPv2   - V4.70(ABKZ.7)

New Feature and Enhancements

CLD=Cloud mode, STD=Standalone mode

No.	New Feature and Enhancements	CLD	STD
1.	Wide Range Detection is integrated into Force-802.3at mode		V

Bug fix

CLD=Cloud mode, STD=Standalone mode

No.	Bug fix	CLD	STD
1.	[CVE-2013-0169][CVE-2019-6485][eITS#220700802] To disable insecure SSL cipher for TLSv1.2 (HTTPS)	V	V
2.	[CVE-2022-0778] Vulnerability protection to  avoid DoS condition by OpenSSL infinite loop issue.	V	V
3.	[DHCP] DHCP client is not sending decline packet when assigned IP from DHCP server conflicted with other devices.	V	V
4.	[eITS#210701300] Switch supports IGMPv3 packet for source-type of “block source” parameter for Fast-leave.	V	V
5.	[eITS#210900900] Nebula CC may display incorrect ports' TX/RX data.	V	-
6.	[eITS#220500960] Disabling 802.1x or guest VLAN functionality on other ports will cause the authenticated clients to disconnect and require re-authentication.	-	V
7.	[eITS#220700265] Firmware upgrade fails when the policy rule is bound to multiple classifiers.	-	V

Please refer to the Download Link for more details.