Description
A post-authentication command injection vulnerability in the “DomainName” parameter of the DHCP configuration file in Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Zyxel / DX3301-T0 firmware<= 5.50(ABVY.7.1)C0 – <= 5.50(ABVY.7.1)C0
- Zyxel / EX3301-T0 firmware<= 5.50(ABVY.7.1)C0 – <= 5.50(ABVY.7.1)C0