Vulnerability identifier: #VU68562

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-22239

CWE-ID: CWE-250

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Junos OS Evolved
Operating systems & Components / Operating system

Vendor: Juniper Networks, Inc.

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to unnecessary privileges used by the Management Daemon (mgd). A local low-privileged user can leverage the ssh CLI command to escalate privileges on the device and potentially remote systems.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Junos OS Evolved: 21.2-EVO - 21.2R2-EVO, 21.1 - 21.1R2-EVO, 20.4 - 20.4R3-S4-EVO, 20.4R2-S2-EVO, 21.3-EVO - 21.3R1-S1-EVO

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External links
http://kb.juniper.net/JSA69895

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.