Improper Privilege Management in Junos OS and Junos OS Evolved - CVE-2021-31360

Vulnerability identifier: #VU57419

CSH Severity: Low

CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-31360

CWE-ID: CWE-269

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper privilege management. A local user can escalate privileges.

Junos OS
Junos OS Evolved

Install updates from vendor's website.

Junos OS - addressed in versions 15.1R7-S10, 17.4R3-S5, 18.3R3-S5, 18.4R3-S9, 19.1R3-S6, 19.2R1-S7, 19.2R3-S3, 19.3R2-S6, 19.3R3-S3, 19.4R3-S6, 20.1R2-S2, 20.1R3-S1, 20.2R3-S2, 20.3R3, 20.4R2-S1, 20.4R3, 21.1R1-S1, 21.1R2, 21.1R3, 21.2R1
Junos OS Evolved - addressed in versions 20.4R2-S3-EVO, 21.2R1-EVO

• https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11222&cat=SIRT_1&actp=LIST

• Multiple vulnerabilities in Juniper Networks Junos OS and Junos OS Evolved