SB2022101728 - Denial of service in Junos OS and Junos OS Evolved OSPFv3 LSA handilng 



SB2022101728 - Denial of service in Junos OS and Junos OS Evolved OSPFv3 LSA handilng

Published: October 17, 2022

Security Bulletin ID SB2022101728
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Adjecent network
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-2022-22230)

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 in the Routing Protocol Daemon (rpd). If another router generates more than one specific valid OSPFv3 LSA then rpd will crash.


Remediation

Install update from vendor's website.