Memory leak in Junos OS - CVE-2023-22417
Published: January 11, 2023
Vulnerability identifier: #VU82492
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-2023-22417
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
A Missing Release of Memory after Effective Lifetime vulnerability in the Flow Processing Daemon (flowd) of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).
In an IPsec VPN environment, a memory leak will be seen if a DH or ECDH group is configured.
Affected software
Junos OS
How to mitigate CVE-2023-22417
Install updates from vendor's website.
Junos OS - addressed in versions 19.3R3-S7, 19.4R2-S8, 19.4R3-S10, 20.2R3-S6, 20.3R3-S5, 20.4R3-S5, 21.1R3-S4, 21.2R3, 21.3R3, 21.4R2, 22.1R1