SB2020051213 - Multiple vulnerabilities in MikroTik RouterOS

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Main Vulnerability Database SB2020051213

SB2020051213 - Multiple vulnerabilities in MikroTik RouterOS

Published: May 12, 2020

Security Bulletin ID SB2020051213
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Resource exhaustion (CVE-ID: N/A)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to the cerm process does not properly control consumption of internal resources. A remote authenticated user can send a specially crafted packet that triggers high CPU load and perform a denial of service (DoS) attack.


2) Memory corruption (CVE-ID: N/A)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the tracroute process. A remote authenticated user can send a specially crafted packet to create to the service, trigger memory corruption and crash the traceroute process.


Remediation

Install update from vendor's website.

References