#VU82476 Access of uninitialized pointer in Junos OS Evolved and Juniper Junos OS - CVE-2023-22398
Published: January 11, 2023
Vulnerability identifier: #VU82476
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-22398
CWE-ID: CWE-824
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Junos OS Evolved
Juniper Junos OS
Junos OS Evolved
Juniper Junos OS
Software vendor:
Juniper Networks, Inc.
Juniper Networks, Inc.
Description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to access of uninitialized pointer error in the Routing Protocol Daemon (rpd). A remote non-authenticated attacker can cause a Denial of Service (DoS).
When an MPLS ping is performed on BGP LSPs, the RPD might crash.
Repeated execution of this operation will lead to a sustained DoS.
Remediation
Install updates from vendor's website.