Description
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.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
https://supportportal.juniper.net/JSA73140
Scores
CVSS v3
5.5
EPSS
0.0006
EPSS Percentile
18.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-121
CWE-787
Status
published
Products (4)
juniper/junos
20.4 (14 CPE variants)
juniper/junos
21.2 (13 CPE variants)
juniper/junos
21.3 (12 CPE variants)
juniper/junos
21.4 (11 CPE variants)
Published
Oct 13, 2023
Tracked Since
Feb 18, 2026