#VU82473 Improper validation of array index in Juniper Junos OS - CVE-2023-22408

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Main Vulnerability Database Vulnerabilities #VU82473

#VU82473 Improper validation of array index in Juniper Junos OS - CVE-2023-22408

Published: January 11, 2023


Vulnerability identifier: #VU82473
Vulnerability risk: Medium
CVSSv4.0: 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/E:U/U:Green
CVE-ID: CVE-2023-22408
CWE-ID: CWE-129
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Juniper Junos OS
Software vendor:
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 improper validation of array index error in the SIP ALG. A remote non-authenticated attacker can cause a Denial of Service (DoS).

 When an attacker sends an SIP packets with a malformed SDP field then the SIP ALG can not process it which will lead to an FPC crash and restart.

Continued receipt of these specific packets will lead to a sustained Denial of Service.


Remediation

Install updates from vendor's website.

External links