Denial of Service Vulnerability in Mikrotik RouterOS
CVE-2020-20248

6.5MEDIUM

Key Information:

Vendor

Mikrotik

Status
Routeros
Vendor
CVE Published:
19 July 2021

What is CVE-2020-20248?

Mikrotik RouterOS prior to version 6.47 is susceptible to a Denial of Service (DoS) vulnerability due to uncontrolled resource consumption in the memtest process. An authenticated remote attacker can exploit this weakness to overload the system's CPU, potentially rendering the device unresponsive and affecting the availability of network services.

References

https://cwe.mitre.org/data/definitions/400.html
x_refsource_MISC
https://github.com/cq674350529/pocs_slides/blob/master/ad...
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

.