Access of uninitialized pointer in Juniper Junos OS - CVE-2022-22236

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Main Vulnerability Database Vulnerabilities #VU82503

Access of uninitialized pointer in Juniper Junos OS - CVE-2022-22236

Published: October 12, 2022


Vulnerability identifier: #VU82503
CSH Severity: 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-2022-22236
CWE-ID: CWE-824
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 access of uninitialized pointer error in SIP Application Layer Gateway (ALG). A remote non-authenticated attacker can cause a Denial of Service (DoS).

When specific valid SIP packets are received the PFE will crash and restart.


Remediation

Install updates from vendor's website.

External links