Medium severity6.5NVD Advisory· Published May 3, 2021· Updated Jun 17, 2026

CVE-2020-20218

Description

Mikrotik RouterOs 6.44.6 (long-term tree) suffers from a memory corruption vulnerability in the /nova/bin/traceroute process. An authenticated remote attacker can cause a Denial of Service due via the loop counter variable.

Affected products

Mikrotik/Routeros2 versions
cpe:2.3:o:mikrotik:routeros:6.44.6:*:*:*:ltr:*:*:*+ 1 more
- cpe:2.3:o:mikrotik:routeros:6.44.6:*:*:*:ltr:*:*:*
- (no CPE)range: 6.44.6
Mikrotik/RouterOsdescription

Patches

Vulnerability mechanics

References

seclists.org/fulldisclosure/2021/May/1nvdExploitMailing ListThird Party Advisory
seclists.org/fulldisclosure/2020/May/30nvdMailing ListThird Party Advisory

News mentions

No linked articles in our index yet.

cvss	0.423
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000