CVE-2026-7218

Totolink N300RT libapmib.so formWsc is_cmd_string_valid buffer overflow

HIGH 7.3EPSS 0.8%

A vulnerability was detected in Totolink N300RT 3.4.0-B20250430. The impacted element is the function is_cmd_string_valid of the file /boafrm/formWsc of the component libapmib.so. Performing a manipulation of the argument localPin results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Affected: Totolink · N300RT
CVSS v4.0 VULDB: 7.3 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 VULDB: 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 VULDB: 8.3 HIGHAV:N/AC:L/Au:M/C:C/I:C/A:C
EPSS: 0.84% chance of exploitation in the next 30 days, 57th percentile
Published: 2026-04-28
Updated: 2026-04-29

Proof-of-concept exploits (1)

xiaohaiyang-ai/TOTOLINK-N300RT-Buffer-Overflow0★ · 2026-04-10

CVE-2026-7218

Proof-of-concept exploits (1)

References

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