Medium severity6.5NVD Advisory· Published May 18, 2021· Updated Jun 17, 2026

CVE-2020-20246

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Mikrotik/Routeros2 versions
cpe:2.3:o:mikrotik:routeros:6.46.3:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:o:mikrotik:routeros:6.46.3:*:*:*:-:*:*:*
- (no CPE)range: 6.46.3
Mikrotik/RouterOsdescription

Patches

Vulnerability mechanics

References

packetstormsecurity.com/files/162533/MikroTik-RouterOS-Memory-Corruption.htmlnvdExploitThird Party AdvisoryVDB Entry
seclists.org/fulldisclosure/2021/May/23nvdExploitMailing ListThird Party Advisory
mikrotik.comnvdProduct

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