CVE-2020-20236

Public Exploit

Description

Mikrotik RouterOs 6.46.3 (stable tree) suffers from a memory corruption vulnerability in the /nova/bin/sniffer process. An authenticated remote attacker can cause a Denial of Service due to improper memory access.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.78% Top 30%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory seclists.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://mikrotik.com/ product
http://seclists.org/fulldisclosure/2021/May/15 mailing list exploit third party advisory
http://packetstormsecurity.com/files/162513/Mikrotik-RouterOS-6.46.5-Memory-Corruption-Assertion-Failure.html exploit vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-20236?
CVE-2020-20236 has been scored as a medium severity vulnerability.
How to fix CVE-2020-20236?
To fix CVE-2020-20236, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-20236 being actively exploited in the wild?
It is possible that CVE-2020-20236 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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