Command Injection Vulnerability in Linksys E5600 Router
CVE-2025-45489

9.8CRITICAL

Key Information:

Vendor

Linksys
Status
E5600
Vendor
CVE Published:
6 May 2025

What is CVE-2025-45489?

The Linksys E5600 router version 1.1.0.26 has a command injection vulnerability that affects its DynDNS functionality. Specifically, the vulnerability arises from the improper validation of the hostname parameter within the runtime.ddnsStatus, allowing attackers to execute arbitrary commands on the affected device. This security flaw could potentially lead to significant disruptions and unauthorized access. Users are advised to apply security patches and follow best practices to safeguard their network.

References

https://github.com/JZP018/vuln03/blob/main/linksys/E5600/...
https://github.com/JZP018/vuln03/blob/main/linksys/E5600/...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.