What is CVE-2021-46442?

CVE-2021-46442 is a critical-severity vulnerability in Dlink Dir-825. CVSS score: 9.8/10. Published 2022-04-27.

How severe is CVE-2021-46442?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Dlink Dir-825

CVE-2021-46442

In the "webupg" binary of D-Link DIR-825 G1, attackers can bypass authentication through parameters "autoupgrade.asp", and perform functions such as downloading configuration files and updating firmware without authorization.

EPSS: 0.555 (98.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dlink Dir-825 — versions g1
Dlink Dir-825_firmware
N/a — versions n/a

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-46442?: CVE-2021-46442 is a critical-severity vulnerability in Dlink Dir-825. CVSS score: 9.8/10. Published 2022-04-27.
How severe is CVE-2021-46442?: Critical severity. CVSS v3 base score is 9.8 out of 10.