Improper input validation in Junos OS - CVE-2023-22394
Published: January 11, 2023
Vulnerability identifier: #VU82480
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-2023-22394
CWE-ID: CWE-20
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.
An Improper Handling of Unexpected Data Type vulnerability when handling SIP calls in Juniper Networks Junos OS on SRX Series and MX Series platforms allows an attacker to cause a memory leak leading to Denial of Services (DoS). This issue occurs on all MX Series platforms with MS-MPC or MS-MIC card and all SRX Series platforms where SIP ALG is enabled.
Affected software
Junos OS
How to mitigate CVE-2023-22394
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-S6, 20.4R3-S5, 21.1R3-S5, 21.2R3-S1, 21.3R3, 21.4R2-S2, 21.4R3, 22.1R1-S2, 22.1R2, 22.1R3-S1, 22.2R1, 22.3R1