Improper restriction of communication channel to intended endpoints in Junos OS Evolved - CVE-2023-44196
Published: October 23, 2023 / Updated: October 30, 2023
Vulnerability identifier: #VU82300
CSH Severity: Low
CVSS v4: 5.3 [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]
CVE-ID: CVE-2023-44196
CWE-ID: CWE-923
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper restriction of communication channel to intended endpoints in the NetworkStack agent daemon (nsagentd). A remote attacker on the local network can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
Junos OS Evolved
How to mitigate CVE-2023-44196
Install updates from vendor's website.
Junos OS Evolved - addressed in versions 21.3R3-S5-EVO, 21.4R3-S4-EVO, 22.3R2-S2-EVO, 22.3R3-S1-EVO, 22.4R3-EVO, 23.2R1-EVO