CVE-2021-42890

9.8 criticalEPSS 1.9%

Critical (9.8) in totolink ex1200t firmware. EPSS 1.9% chance of exploitation in the next 30 days.

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function NTPSyncWithHost of the file system.so which can control hostTime to attack.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 1.9% chance of exploitation in the next 30 days; higher than 79% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2022-06-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:ex1200t_firmware

References

https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_hosttime_rce.md
https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_hosttime_rce.md

Check your stack JSON