CVE-2022-43971

Arbitrary code execution in Linksys WUMC710

HIGH
7.2
CVSS Score
Published: January 9, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:07 AM UTC
2 products affected across 1 vendorWUMC710 FirmwareWumc710

Using Linksys WUMC710 Wireless-AC Universal Media Connector by Linksys?

Get instant alerts when new vulnerabilities affect Linksys WUMC710 Wireless-AC Universal Media Connector - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.2
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

An arbitrary code exection vulnerability exists in Linksys WUMC710 Wireless-AC Universal Media Connector with firmware <= 1.0.02 (build3). The do_setNTP function within the httpd binary uses unvalidated user input in the construction of a system command. An authenticated attacker with administrator privileges can leverage this vulnerability over the network via a malicious GET or POST request to /setNTP.cgi to execute arbitrary commands on the underlying Linux operating system as root.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.0.02Firmware ≤ v ≤ 1.0.02 (build 3)1.0.021.0.02 build3Firmware
Affected range stops below 1.0.02, so it looks safe — our inference, not a vendor statement
linksys-wumc710 (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

ExploitThird Party Advisory
https://youtu.be/73-1lhvJPNg
ExploitThird Party Advisory
https://youtu.be/RfWVYCUBNZ0
ExploitThird Party Advisory
https://youtu.be/TeWAmZaKQ_w

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHtrellix
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-78

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card