SB2022011227 - Denial of service in Junos OS IPv6
Published: January 12, 2022
Security Bulletin ID
SB2022011227
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2022-22174)
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak in the processing of inbound IPv6 packets in Juniper Networks Junos OS on QFX5000 Series and EX4600 switches. A remote attacker can send specially crafted traffic to the system and perform denial of service attack.
Remediation
Install update from vendor's website.