Arbitrary file upload in Junos OS - CVE-2023-36846
Published: August 18, 2023 / Updated: July 12, 2024
Vulnerability identifier: #VU79689
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-36846
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerability details
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to missing authentication when uploading files via J-Web. A remote non-authenticated attacker can upload a malicious file and execute it on the system.
Successful exploitation of the vulnerability may result in system compromise.Affected software
Junos OS
How to mitigate CVE-2023-36846
Install updates from vendor's website.
Junos OS - addressed in versions 20.4R3-S8, 21.2R3-S6, 21.3R3-S5, 21.4R3-S4, 21.4R3-S5, 22.1R3-S3, 22.2R3-S1, 22.2R3-S2, 22.3R2-S2, 22.3R3, 22.4R2-S1, 22.4R3, 23.2R1