SB2023101751 - MAC address validation bypass in Junos OS Evolved
Published: October 17, 2023
Security Bulletin ID
SB2023101751
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Missing origin validation in websockets (CVE-ID: CVE-2023-44190)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to origin validation error in MAC address validation. A remote attacker on the local network can bypass MAC address checking and gain unauthorized access to network resources.
Remediation
Install update from vendor's website.