Vulnerability CVE-2020-20237
Published: 2021-05-18

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.

See advisories in our WLB2 database:
Topic
Author
Date
Low
Mikrotik RouterOS 6.46.5 Memory Corruption / Assertion Failure
Qian Chen
10.05.2021

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Mikrotik -> Routeros 

 References:
https://mikrotik.com/
http://packetstormsecurity.com/files/162513/Mikrotik-RouterOS-6.46.5-Memory-Corruption-Assertion-Failure.html
http://seclists.org/fulldisclosure/2021/May/15
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