Improper Authentication in Junos OS - CVE-2022-22237
Published: October 21, 2022
Vulnerability identifier: #VU68564
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-22237
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error when TCP-AO in Junos kernel. A remote attacker can force the BGP or LDP peer not configured with authentication to establish a session even if the peer is locally configured to use authentication.
Affected software
Junos OS
How to mitigate CVE-2022-22237
Install updates from vendor's website.
Junos OS - addressed in versions 21.2R3-S1, 21.3R2-S2, 21.3R3, 21.4R2-S1, 21.4R3, 22.1R1-S1, 22.1R2, 22.2R1