4.3
CVSSv2

CVE-2021-27342

Published: 17/05/2021 Updated: 24/05/2021
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 5.9 | Impact Score: 3.6 | Exploitability Score: 2.2
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Vulnerability Summary

An authentication brute-force protection mechanism bypass in telnetd in D-Link Router model DIR-842 firmware version 3.0.2 allows a remote malicious user to circumvent the anti-brute-force cool-down delay period via a timing-based side-channel attack

Vulnerability Trend

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dlink dir-842e_firmware

Github Repositories

Exploit for CVE-2021-27342 vulnerability (telnet authentication brute-force protection bypass)

D-Link-CVE-2021-27342-exploit Exploit for CVE-2021-27342 vulnerability (telnet authentication brute-force protection bypass)