What’s Vulnerable › Vulnerabilities

CVE-2020-20219

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-21 · updated 2026-06-17
• Weakness: CWE-787

Description

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

Affected products

• MikroTik RouterOS: 6.44.6

References

• https://mikrotik.com/
• https://seclists.org/fulldisclosure/2021/May/2
• https://mikrotik.com/
• https://seclists.org/fulldisclosure/2021/May/2

Get alerted when CVE-2020-20219 or the next vulnerability affects your stack