CVE-2020-20216

Mikrotik RouterOs 6.44.6 (long-term tree) suffers from a memory corruption vulnerability in the /nova/bin/graphing process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

• CWE-476

• http://seclists.org/fulldisclosure/2021/May/10Mailing List, Third Party Advisory
• https://mikrotik.com/Vendor Advisory
• http://seclists.org/fulldisclosure/2021/May/10Mailing List, Third Party Advisory
• https://mikrotik.com/Vendor Advisory

Published

Jul 7, 2021

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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