CVE-2022-23918 — CRITICAL (9.8)

Vulnerability Description

A stack-based buffer overflow vulnerability exists in the confsrv set_mf_rule functionality of TCL LinkHub Mesh Wifi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability leverages the ethAddr field within the protobuf message to cause a buffer overflow.

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
Tcl	Linkhub Mesh Wifi Ac1200	ms1g_00_01.00_14

Related Weaknesses (CWE)

CWE-121 CWE-787

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1455ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1455ExploitThird Party Advisory

FAQ

What is CVE-2022-23918?

CVE-2022-23918 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A stack-based buffer overflow vulnerability exists in the confsrv set_mf_rule functionality of TCL LinkHub Mesh Wifi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer...

How severe is CVE-2022-23918?

CVE-2022-23918 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-2022-23918?

Check the references section above for vendor advisories and patch information. Affected products include: Tcl Linkhub Mesh Wifi Ac1200.