VulnerabilityAnalyzed

CVE-2025-45489

Linksys E5600 v1.1.0.26 was discovered to contain a command injection vulnerability in the runtime.ddnsStatus DynDNS function via the hostname parameter.

CRITICAL 9.8EPSS 1.85%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Linksys E5600 v1.1.0.26 was discovered to contain a command injection vulnerability in the runtime.ddnsStatus DynDNS function via the hostname parameter.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.85% probability · 78th percentile
CISA KEV: Not listed
Weakness: CWE-77
Affected: linksys/e5600 firmware
Source: cve@mitre.org

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.