Input validation error in Juniper Junos OS - CVE-2021-0278

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Main Vulnerability Database Vulnerabilities #VU55002

Input validation error in Juniper Junos OS - CVE-2021-0278

Published: July 20, 2021


Vulnerability identifier: #VU55002
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-0278
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Juniper Junos OS
Software vendor:
Juniper Networks, Inc.

Description

The vulnerability allows a remote attacker to gain elevated privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input in J-Web. A remote authenticated attacker can pass specially crafted input to the application and escalate privileges to root over the target device.


Remediation

Install updates from vendor's website.

External links