medium5.9
CVE-2021-27342
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 circumve…
Impact
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
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Dlink | Dir-842e Firmware | through 3.0.2 |
Weakness classification
References
- NVD record
- CVE.org record
- https://blog.whtaguy.com/2021/05/d-link-router-cve-2021-27342.html
- https://github.com/guywhataguy/D-Link-CVE-2021-27342-exploit/blob/main/dlink-telnet-exploit-CVE-2021-27342.py
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10225
- https://blog.whtaguy.com/2021/05/d-link-router-cve-2021-27342.html
- https://github.com/guywhataguy/D-Link-CVE-2021-27342-exploit/blob/main/dlink-telnet-exploit-CVE-2021-27342.py
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10225