CVE-2017-17537

MikroTik RouterBOARD v6.39.2 and v6.40.5 allows an unauthenticated remote attacker to cause a denial of service by connecting to TCP port 53 and sending data that begins with many '\0' characters, possibly related to DNS.

• CWE-20

• https://www.exploit-db.com/exploits/43200/Broken Link, Third Party Advisory, VDB Entry
• https://www.exploit-db.com/exploits/43200/Broken Link, Third Party Advisory, VDB Entry

Published

Dec 13, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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