SB2023101751 - MAC address validation bypass in Junos OS Evolved
Published: October 17, 2023
Security Bulletin ID
SB2023101751
CSH 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 vulnerability.
1) Missing origin validation in websockets (CVE-ID: CVE-2023-44190)
CWE-ID: -
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
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.