CVE-2025-45858 — CRITICAL (9.8)

Vulnerability Description

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability via the FUN_00459fdc function.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A3002R Firmware	4.0.0-b20230531.1404
Totolink	A3002R	-

Related Weaknesses (CWE)

CWE-78

References

https://github.com/Jiangxiazhe/IOT_hack/blob/main/TOTOLINK/A3002R/injection1.mdExploitThird Party Advisory
https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/258/ids/36.htProduct
https://github.com/Jiangxiazhe/IOT_hack/blob/main/TOTOLINK/A3002R/injection1.mdExploitThird Party Advisory

FAQ

What is CVE-2025-45858?

CVE-2025-45858 is a vulnerability with a CVSS score of 9.8 (CRITICAL). TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability via the FUN_00459fdc function.

How severe is CVE-2025-45858?

CVE-2025-45858 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-45858?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A3002R Firmware, Totolink A3002R.