Input validation error in Junos OS and Junos OS Evolved - CVE-2022-22184
Published: December 28, 2022 / Updated: October 4, 2023
Vulnerability identifier: #VU70509
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-22184
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows an unauthenticated network-based attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the Routing Protocol Daemon (rpd) when processing BGP update messages with a specific transitive attribute. A remote attacker can send a specially crafted BGP update message over an established BGP session and perform a denial of service (DoS) attack.
Affected software
Junos OS
Junos OS Evolved
Junos OS Evolved
How to mitigate CVE-2022-22184
Install update from vendor's website.
Junos OS - addressed in versions 22.3R1-S1, 22.3R2, 22.4R1
Junos OS Evolved - addressed in versions 22.3R1-S1-EVO, 22.3R2-EVO, 22.4R1-EVO
Junos OS Evolved - addressed in versions 22.3R1-S1-EVO, 22.3R2-EVO, 22.4R1-EVO