Use of uninitialized resource in Junos OS and Junos OS Evolved - CVE-2023-28967
Published: April 14, 2023
Vulnerability identifier: #VU75118
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-2023-28967
CWE-ID: CWE-908
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to usage of uninitialized resources in the Border Gateway Protocol (BGP) software. A remote attacker can pass specially crafted data to the application, trigger uninitialized usage of resources and perform a denial of service (DoS) attack.
Affected software
Junos OS
Junos OS Evolved
Junos OS Evolved
How to mitigate CVE-2023-28967
Install updates from vendor's website.
Junos OS - addressed in versions 21.1R3-S5, 21.2R3-S2, 21.3R3-S2, 21.4R3, 22.1R3, 22.2R2, 22.3R1
Junos OS Evolved - addressed in versions 21.4R3-EVO, 22.1R3-EVO, 22.2R2-EVO, 22.3R1-EVO
Junos OS Evolved - addressed in versions 21.4R3-EVO, 22.1R3-EVO, 22.2R2-EVO, 22.3R1-EVO