CVE-2023-44176: Junos OS : Stack overflow vulnerability in CLI command processing
Published Oct 12, 2023
·Updated
A Stack-based Buffer Overflow vulnerability in the CLI command of Juniper Networks Junos OS allows a low privileged attacker to execute a specific CLI commands leading to Denial of Service.
Repeated actions by the attacker will create a sustained Denial of Service (DoS) condition.
This issue affects Juniper Networks:
Junos OS:
All versions prior to 20.4R3-S8; 21.2 versions prior to 21.2R3-S6; 21.3 versions prior to 21.3R3-S5; 22.1 versions prior to 22.1R3-S3; 22.3 versions prior to 22.3R3; 22.4 versions prior to 22.4R3.
Affected Software
150 affected components
Juniper JUNOS<20.4
Juniper JUNOS=20.4
Juniper JUNOS=20.4-r1
Juniper JUNOS=20.4-r1-s1
Juniper JUNOS=20.4-r2
Juniper JUNOS=20.4-r2-s1
Juniper JUNOS=20.4-r2-s2
Juniper JUNOS=20.4-r3
Juniper JUNOS=20.4-r3-s1
Juniper JUNOS=20.4-r3-s2
Juniper JUNOS=20.4-r3-s3
Juniper JUNOS=20.4-r3-s4
Juniper JUNOS=20.4-r3-s5
Juniper JUNOS=20.4-r3-s6
Juniper JUNOS=20.4-r3-s7
Juniper JUNOS=21.2
Juniper JUNOS=21.2-r1
Juniper JUNOS=21.2-r1-s1
Juniper JUNOS=21.2-r1-s2
Juniper JUNOS=21.2-r2
Juniper JUNOS=21.2-r2-s1
Juniper JUNOS=21.2-r2-s2
Juniper JUNOS=21.2-r3
Juniper JUNOS=21.2-r3-s1
Juniper JUNOS=21.2-r3-s2
Juniper JUNOS=21.2-r3-s3
Juniper JUNOS=21.2-r3-s4
Juniper JUNOS=21.2-r3-s5
Juniper JUNOS=21.3
Juniper JUNOS=21.3-r1
Juniper JUNOS=21.3-r1-s1
Juniper JUNOS=21.3-r1-s2
Juniper JUNOS=21.3-r2
Juniper JUNOS=21.3-r2-s1
Juniper JUNOS=21.3-r2-s2
Juniper JUNOS=21.3-r3
Juniper JUNOS=21.3-r3-s1
Juniper JUNOS=21.3-r3-s2
Juniper JUNOS=21.3-r3-s3
Juniper JUNOS=21.3-r3-s4
Juniper JUNOS=21.4
Juniper JUNOS=21.4-r1
Juniper JUNOS=21.4-r1-s1
Juniper JUNOS=21.4-r1-s2
Juniper JUNOS=21.4-r2
Juniper JUNOS=21.4-r2-s1
Juniper JUNOS=21.4-r2-s2
Juniper JUNOS=21.4-r3
Juniper JUNOS=21.4-r3-s1
Juniper JUNOS=21.4-r3-s2
Juniper JUNOS=21.4-r3-s3
Juniper JUNOS=22.1-r1
Juniper JUNOS=22.1-r1-s1
Juniper JUNOS=22.1-r1-s2
Juniper JUNOS=22.1-r2
Juniper JUNOS=22.1-r2-s1
Juniper JUNOS=22.1-r2-s2
Juniper JUNOS=22.1-r3
Juniper JUNOS=22.1-r3-s1
Juniper JUNOS=22.1-r3-s2
Juniper JUNOS=22.2-r1
Juniper JUNOS=22.2-r1-s1
Juniper JUNOS=22.2-r1-s2
Juniper JUNOS=22.2-r2
Juniper JUNOS=22.2-r2-s1
Juniper JUNOS=22.2-r2-s2
Juniper JUNOS=22.2-r3
Juniper JUNOS=22.3-r1
Juniper JUNOS=22.3-r1-s1
Juniper JUNOS=22.3-r1-s2
Juniper JUNOS=22.3-r2
Juniper JUNOS=22.3-r2-s1
Juniper JUNOS=22.3-r2-s2
Juniper JUNOS=22.4-r1
Juniper JUNOS=22.4-r1-s1
Juniper JUNOS=22.4-r1-s2
Juniper Junos OS Evolved<20.4
Juniper Junos OS Evolved=20.4
Juniper Junos OS Evolved=20.4-r1
Juniper Junos OS Evolved=20.4-r1-s1
Juniper Junos OS Evolved=20.4-r1-s2
Juniper Junos OS Evolved=20.4-r2
Juniper Junos OS Evolved=20.4-r2-s1
Juniper Junos OS Evolved=20.4-r2-s2
Juniper Junos OS Evolved=20.4-r2-s3
Juniper Junos OS Evolved=20.4-r3
Juniper Junos OS Evolved=20.4-r3-s1
Juniper Junos OS Evolved=20.4-r3-s2
Juniper Junos OS Evolved=20.4-r3-s3
Juniper Junos OS Evolved=20.4-r3-s4
Juniper Junos OS Evolved=20.4-r3-s5
Juniper Junos OS Evolved=20.4-r3-s6
Juniper Junos OS Evolved=20.4-r3-s7
Juniper Junos OS Evolved=21.2
Juniper Junos OS Evolved=21.2-r1
Juniper Junos OS Evolved=21.2-r1-s1
Juniper Junos OS Evolved=21.2-r1-s2
Juniper Junos OS Evolved=21.2-r2
Juniper Junos OS Evolved=21.2-r2-s1
Juniper Junos OS Evolved=21.2-r2-s2
Juniper Junos OS Evolved=21.2-r3
Juniper Junos OS Evolved=21.2-r3-s1
Juniper Junos OS Evolved=21.2-r3-s2
Juniper Junos OS Evolved=21.2-r3-s3
Juniper Junos OS Evolved=21.2-r3-s4
Juniper Junos OS Evolved=21.2-r3-s5
Juniper Junos OS Evolved=21.3
Juniper Junos OS Evolved=21.3-r1
Juniper Junos OS Evolved=21.3-r1-s1
Juniper Junos OS Evolved=21.3-r2
Juniper Junos OS Evolved=21.3-r2-s1
Juniper Junos OS Evolved=21.3-r2-s2
Juniper Junos OS Evolved=21.3-r3
Juniper Junos OS Evolved=21.3-r3-s1
Juniper Junos OS Evolved=21.3-r3-s2
Juniper Junos OS Evolved=21.3-r3-s3
Juniper Junos OS Evolved=21.3-r3-s4
Juniper Junos OS Evolved=21.4
Juniper Junos OS Evolved=21.4-r1
Juniper Junos OS Evolved=21.4-r1-s1
Juniper Junos OS Evolved=21.4-r1-s2
Juniper Junos OS Evolved=21.4-r2
Juniper Junos OS Evolved=21.4-r2-s1
Juniper Junos OS Evolved=21.4-r2-s2
Juniper Junos OS Evolved=21.4-r3
Juniper Junos OS Evolved=21.4-r3-s1
Juniper Junos OS Evolved=21.4-r3-s2
Juniper Junos OS Evolved=21.4-r3-s3
Juniper Junos OS Evolved=22.1-r1
Juniper Junos OS Evolved=22.1-r1-s1
Juniper Junos OS Evolved=22.1-r1-s2
Juniper Junos OS Evolved=22.1-r2
Juniper Junos OS Evolved=22.1-r2-s1
Juniper Junos OS Evolved=22.1-r3
Juniper Junos OS Evolved=22.1-r3-s1
Juniper Junos OS Evolved=22.1-r3-s2
Juniper Junos OS Evolved=22.2-r1
Juniper Junos OS Evolved=22.2-r1-s1
Juniper Junos OS Evolved=22.2-r2
Juniper Junos OS Evolved=22.2-r2-s1
Juniper Junos OS Evolved=22.2-r2-s2
Juniper Junos OS Evolved=22.2-r3
Juniper Junos OS Evolved=22.3-r1
Juniper Junos OS Evolved=22.3-r1-s1
Juniper Junos OS Evolved=22.3-r1-s2
Juniper Junos OS Evolved=22.3-r2
Juniper Junos OS Evolved=22.3-r2-s1
Juniper Junos OS Evolved=22.4-r1
Juniper Junos OS Evolved=22.4-r1-s1
Juniper Junos OS Evolved=22.4-r1-s2
Remediation
Information
The following software releases have been updated to resolve this specific issue: Junos OS: 20.4R3-S8, 21.2R3-S6, 21.3R3-S5, 22.1R3-S3, 22.3R3, 22.4R3, 23.2R1, and all subsequent releases.
Event History
Oct 12, 2023
CVE Published
via MITRE·11:00 PM
Data Sourced
via MITRE·11:00 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2023-44176?
The severity of CVE-2023-44176 is categorized as high due to its potential to cause a Denial of Service (DoS) condition.
2
How do I fix CVE-2023-44176?
To mitigate CVE-2023-44176, users should upgrade to the latest version of Junos OS that is not affected by this vulnerability.
3
What types of systems are affected by CVE-2023-44176?
CVE-2023-44176 affects various versions of Juniper Networks Junos OS, including versions up to 20.4 and multiple iterations of 21.x and 22.x.
4
What can an attacker achieve with CVE-2023-44176?
An attacker exploiting CVE-2023-44176 can execute specific CLI commands as a low privileged user, resulting in a sustained Denial of Service.
5
Is there a workaround for CVE-2023-44176?
Currently, it is advised to update or patch the affected systems as there are no effective workarounds to eliminate the vulnerability.