Vulnerability · Published May 19, 2021 · Assigned by mitre
CVE-2020-20266
Medium 6.5
In plain English
A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.1% (higher than 82% of all known vulnerabilities).
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)2.1%top 18.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Mikrotik RouterOs before 6.47 (stable tree) suffers from a memory corruption vulnerability in the /nova/bin/dot1x process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).
Affected products (as reported)
References
- https://github.com/cq674350529/pocs_slides/blob/master/pocs/MikroTik/vul_dot1x/README.md x_refsource_MISC
- https://seclists.org/fulldisclosure/2021/May/11 x_refsource_MISC