Description
A directory traversal vulnerability in the web management interface of Zyxel ATP series firmware versions V5.00 through V5.38, USG FLEX series firmware versions V5.00 through V5.38, USG FLEX 50(W) series firmware versions V5.10 through V5.38, and USG20(W)-VPN series firmware versions V5.10 through V5.38 could allow an attacker to download or upload files via a crafted URL.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected products
- Zyxel / ATP series firmwareversions V5.00 through V5.38 – versions V5.00 through V5.38
- Zyxel / USG20(W)-VPN series firmwareversions V5.10 through V5.38 – versions V5.10 through V5.38
- Zyxel / USG FLEX 50(W) series firmwareversions V5.10 through V5.38 – versions V5.10 through V5.38
- Zyxel / USG FLEX series firmwareversions V5.00 through V5.38 – versions V5.00 through V5.38