CVE-2021-44247

9.8 criticalEPSS 2.8%

Critical (9.8) in totolink. EPSS 2.8% chance of exploitation in the next 30 days.

Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain command injection vulnerability in the function setNoticeCfg. This vulnerability allows attackers to execute arbitrary commands via the IpFrom parameter.

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: 2.8% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)
CWE: CWE-77
Published: 2022-02-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:a3100r_firmware
totolink:a720r_firmware
totolink:a830r_firmware

References

https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_1/1.md
https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_1/1.md

Check your stack JSON