cvedb.io
CVE-2022-30521
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2022-06-02T14:15:53.897 · Last modified 2026-06-17T04:43:45.887

Summary

The LAN-side Web-Configuration Interface has Stack-based Buffer Overflow vulnerability in the D-Link Wi-Fi router firmware DIR-890L DIR890LA1_FW107b09.bin and previous versions. The function created at 0x17958 of /htdocs/cgibin will call sprintf without checking the length of strings in parameters given by HTTP header and can be controlled by users easily. The attackers can exploit the vulnerability to carry out arbitrary code by means of sending a specially constructed payload to port 49152.

Affected products

dlink — dir-890l_firmware

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.