What’s Vulnerable › Vulnerabilities

CVE-2020-20021

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-07-12 · updated 2026-07-09
• Weakness: CWE-400

Description

An issue discovered in MikroTik Router v6.46.3 and earlier allows attacker to cause denial of service via misconfiguration in the SSH daemon.

Affected products

• MikroTik RouterOS: through 6.46.3

References

• https://www.exploit-db.com/exploits/48228
• https://www.exploit-db.com/exploits/48228

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