What’s Vulnerable › Vulnerabilities

CVE-2021-36613

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-05-11 · updated 2026-06-17
• Weakness: CWE-476

Description

Mikrotik RouterOs before stable 6.48.2 suffers from a memory corruption vulnerability in the ptp process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

Affected products

• MikroTik RouterOS: before 6.48.2 — fixed in 6.48.2

How to fix

Upgrade to a fixed version: MikroTik RouterOS 6.48.2. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2022/Jun/2
• https://seclists.org/fulldisclosure/2021/Jul/0
• http://seclists.org/fulldisclosure/2022/Jun/2
• https://seclists.org/fulldisclosure/2021/Jul/0

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