CVE-2020-20249
MEDIUMMikroTik RouterOS < 6.47 - Authenticated Denial of Service via Resolver Process Memory Corruption
Title source: llmDescription
Mikrotik RouterOs before stable 6.47 suffers from a memory corruption vulnerability in the resolver process. By sending a crafted packet, an authenticated remote attacker can cause a Denial of Service.
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2020-20249/README.md
Scores
CVSS v3
6.5
EPSS
0.0175
EPSS Percentile
75.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-787
Status
published
Products (1)
mikrotik/routeros
< 6.47
Published
Jul 19, 2021
Tracked Since
Feb 18, 2026