SB2023101646 - Remote denial of service in Junos OS and Junos OS Evolved 



SB2023101646 - Remote denial of service in Junos OS and Junos OS Evolved

Published: October 16, 2023

Security Bulletin ID SB2023101646
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-2023-44185)

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

The vulnerability exists due to improper input validation in the routing protocol daemon (rpd) upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet. A remote unauthenticated attacker can send specially crafted input to the system and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.