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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2023-27990

Change History

CVE Modified by Zyxel Corporation 12/29/2023 2:15:10 AM

Action Type Old Value New Value
Added CVSS V3.1 

								
							
							
								
							
						
								
							
								
Zyxel Corporation AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

								
								
					

					

						Removed
						CVSS V3.1
						
							
							
								
							
								
Zyxel Corporation AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

								
							
							
								
							
						
								
							
								

								
								
					

					

						Changed
						Description
						
							
							
								
							
								
The XSS vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker with administrator privileges to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed when the user visits the Logs page of the GUI on the device.

								
							
							
								
							
						
								
							
								
The cross-site scripting (XSS) vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker with administrator privileges to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed when the user visits the Logs page of the GUI on the device.