CVE-2021-44247
9.8
CRITICAL · CVSS 3.1 · EPSS 2.8% (pctl 86)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 2.78% — more likely to be exploited than 86% of all CVEs |
| Weakness | CWE-77 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-02-04 |
| Last modified | 2026-06-17 |
Affected (6)
| Vendor | Product |
|---|---|
| totolink | a3100r |
| totolink | a3100r firmware |
| totolink | a720r |
| totolink | a720r firmware |
| totolink | a830r |
| totolink | a830r firmware |
References
→ the Explorer · watch your stack · NVD