Cyber Resilience

CVE-2020-20211

MediumPublic PoC

Published: 07 July 2021

Published
07 July 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0022 45.0th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-20211 is a medium-severity Reachable Assertion (CWE-617) vulnerability in Mikrotik Routeros. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 45.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Mikrotik RouterOs 6.44.5 (long-term tree) suffers from an assertion failure vulnerability in the /nova/bin/console process. An authenticated remote attacker can cause a Denial of Service due to an assertion failure via a crafted packet.

CWE(s)
CWE-617

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mikrotik
routeros
6.44.5

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References