Assertion Failure Vulnerability in Mikrotik RouterOS
CVE-2020-20262

6.5MEDIUM

Key Information:

Vendor

Mikrotik

Status
Routeros
Vendor
CVE Published:
21 July 2021

What is CVE-2020-20262?

Mikrotik RouterOS prior to version 6.47 is vulnerable to an assertion failure located in the /ram/pckg/security/nova/bin/ipsec process. An authenticated remote attacker can exploit this vulnerability by sending a specially crafted packet, resulting in a Denial of Service condition. This can render the affected routing device temporarily non-operational, potentially impacting network availability.

References

https://github.com/cq674350529/pocs_slides/blob/master/po...
x_refsource_MISC
https://seclists.org/fulldisclosure/2021/May/2
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.