Medium severity6.5NVD Advisory· Published May 11, 2022· Updated Jun 17, 2026

CVE-2021-36613

Description

Mikrotik RouterOs before stable 6.48.2 suffers from a memory corruption vulnerability in the ptp process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

Affected products

Mikrotik/Routeros3 versions
cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*range: <6.48.2
- (no CPE)
- (no CPE)range: <6.48.2

Patches

Vulnerability mechanics

References

seclists.org/fulldisclosure/2022/Jun/2nvdExploitMailing ListPatchThird Party Advisory
seclists.org/fulldisclosure/2021/Jul/0nvdExploitMailing ListThird Party Advisory

News mentions

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