CVE-2020-20267

6.5 mediumEPSS 1.7%

Medium (6.5) in mikrotik routeros. EPSS 1.7% chance of exploitation in the next 30 days.

Mikrotik RouterOs before 6.47 (stable tree) suffers from a memory corruption vulnerability in the /nova/bin/resolver process. An authenticated remote attacker can cause a Denial of Service due to invalid memory access.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2021-05-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mikrotik:routeros

References

http://seclists.org/fulldisclosure/2021/May/12
http://seclists.org/fulldisclosure/2021/May/12

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