CVE-2022-21178: tcl linkhub mesh wifi
Vulnerability summary
CVE-2022-21178 is a critical (CVSS 9.8) vulnerability in tcl linkhub mesh wifi. EPSS estimates a 3.80% chance of exploitation in the next 30 days, higher than 90% of scored vulnerabilities. 1 public exploit is recorded.
Public exploit (reference, Date unknown)
Source freshness unavailable
How is this decided?Timeline
- 05-08-2022PublishedVulnerability first disclosed.
- 15-04-2025Last modifiedVulnerability information updated.
Description
An os command injection vulnerability exists in the confsrv ucloud_add_new_node functionality of TCL LinkHub Mesh Wifi MS1G_00_01.00_14. A specially-crafted network packet can lead to arbitrary command execution. An attacker can send a malicious packet to trigger this vulnerability.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST9.6CriticalCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS trend
Probability
3.80%
Chance of exploitation in the next 30 days
Percentile
90%
Versus all other CVEs
30-day change
Increase +0.11 pp
From 3.69% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
1 foundExploit Reference (talosintelligence.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: adjacent network, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Tcl2 products
- linkhub mesh wifiMS1G_00_01.00_14
- linkhub_mesh_wifi_ac1200ms1g_00_01.00_14
1 vendor · 2 products
References
1 links- talosintelligence.com/vulnerability_reports/TALOS-2022-1457X Refsource MISCExploitThird Party Advisory