What’s Vulnerable › Vulnerabilities

CVE-2020-20245

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-05-18 · updated 2026-06-17
• Weakness: CWE-787

Description

Mikrotik RouterOs stable 6.46.3 suffers from a memory corruption vulnerability in the log process. An authenticated remote attacker can cause a Denial of Service due to improper memory access.

Affected products

• MikroTik RouterOS: 6.46.3

References

• http://packetstormsecurity.com/files/162533/MikroTik-RouterOS-Memory-Corruption.html
• http://seclists.org/fulldisclosure/2021/May/23
• https://mikrotik.com/
• http://packetstormsecurity.com/files/162533/MikroTik-RouterOS-Memory-Corruption.html
• http://seclists.org/fulldisclosure/2021/May/23
• https://mikrotik.com/

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