Out-of-bounds write in Junos OS - CVE-2024-21591
Published: January 10, 2024
Vulnerability identifier: #VU85278
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-2024-21591
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
The vulnerability exists due to >an out-of-bounds write error in J-Web. A remote non-authenticated attacker can cause a Denial of Service (DoS), or Remote Code Execution (RCE) and obtain root privileges on the device.
Affected software
Junos OS
How to mitigate CVE-2024-21591
Install updates from vendor's website.
Junos OS - addressed in versions 20.4R3-S9, 21.2R3-S7, 21.3R3-S5, 21.4R3-S5, 22.1R3-S4, 22.2R3-S3, 22.3R3-S2, 22.4R2-S2, 22.4R3, 23.2R1-S1, 23.2R2, 23.4R1