CVE-2021-46007

9.8 criticalEPSS 2.6%

Critical (9.8) in totolink ar3100r firmware. EPSS 2.6% chance of exploitation in the next 30 days.

totolink a3100r V5.9c.4577 is vulnerable to os command injection. The backend of a page is executing the "ping" command, and the input field does not adequately filter special symbols. This can lead to command injection attacks.

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: 2.6% chance of exploitation in the next 30 days; higher than 85% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2022-03-30
Modified: 2026-07-09
Record from: the NVD, synced 2026-10-19

Affected

totolink:ar3100r_firmware

References

https://hackmd.io/t_nRWxS2Q2O7GV2E5BhQMg
https://hackmd.io/t_nRWxS2Q2O7GV2E5BhQMg

Check your stack JSON