Medium severity6.5NVD Advisory· Published Jul 14, 2021· Updated Jun 17, 2026

CVE-2020-20231

Description

Mikrotik RouterOs through stable version 6.48.3 suffers from a memory corruption vulnerability in the /nova/bin/detnet process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

AI Insight

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

Affected products

Mikrotik/Routeros2 versions
cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*range: >=6.44.6,<=6.48.3
- (no CPE)range: <=6.48.3
Mikrotik/RouterOsdescription

Patches

Vulnerability mechanics

References

github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2020-20231/README.mdnvdExploitThird Party Advisory
mikrotik.comnvdVendor Advisory

News mentions

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