5.9

CVE-2021-27342

Exploit
An authentication brute-force protection mechanism bypass in telnetd in D-Link Router model DIR-842 firmware version 3.0.2 allows a remote attacker to circumvent the anti-brute-force cool-down delay period via a timing-based side-channel attack
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Dlink ≫ Dir-842e Firmware Version <= 3.0.2
   Dlink ≫ Dir-842e Versionr1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.56% 0.904
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.9 2.2 3.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:P/A:N
CWE-203 Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.

https://blog.whtaguy.com/2021/05/d-link-router-cve-2021-27342.html
Third Party Advisory
Exploit
https://github.com/guywhataguy/D-Link-CVE-2021-27342-exploit/blob/main/dlink-telnet-exploit-CVE-2021-27342.py
Third Party Advisory
Exploit
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10225
Vendor Advisory