CVE-2021-45742
9.8
CRITICAL · CVSS 3.1 · EPSS 3.1% (pctl 87)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
TOTOLINK A720R v4.1.5cu.470_B20200911 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING 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 | 3.07% — more likely to be exploited than 87% of all CVEs |
| Weakness | CWE-77 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-02-04 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| totolink | a720r |
| totolink | a720r firmware |
References
→ the Explorer · watch your stack · NVD