CVE-2021-46442

CRITICAL EXPLOITED

D-Link DIR-825 G1 Firmware - Unauthenticated Configuration Download and Firmware Update via webupg Binary

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-46442 has been observed exploited in the wild (reported by VulnCheck KEV).

Description

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.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_misc
https://www.dlink.com/en/security-bulletin/
Exploit, Third Party Advisory x_refsource_misc
https://github.com/tgp-top/D-Link-DIR-825

Scores

CVSS v3 9.8
EPSS 0.0869
EPSS Percentile 92.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

VulnCheck KEV 2023-11-14
Status published
Products (1)
dlink/dir-825_firmware
Published Apr 27, 2022
Tracked Since Feb 18, 2026