SB2021072019 - Denial of service in Juniper Networks Junos OS and Junos OS Evolved



SB2021072019 - Denial of service in Juniper Networks Junos OS and Junos OS Evolved

Published: July 20, 2021

Security Bulletin ID SB2021072019
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2021-0281)

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

The vulnerability exists due to insufficient validation of user-supplied input when BGP Origin Validation is configured with Resource Public Key Infrastructure. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.