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CVE-2022-22239

Junos OS Evolved: The ssh CLI command always runs as root which can lead to privilege escalation

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 20.4R3-S5-EVO, 21.1R3-EVO, 21.3R2-EVO
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

An Execution with Unnecessary Privileges vulnerability in Management Daemon (mgd) of Juniper Networks Junos OS Evolved allows a locally authenticated attacker with low privileges to escalate their privileges on the device and potentially remote systems. This vulnerability allows a locally authenticated attacker with access to the ssh operational command to escalate their privileges on the system to root, or if there is user interaction on the local device to potentially escalate privileges on a remote system to root. This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S5-EVO; 21.1-EVO versions prior to 21.1R3-EVO; 21.2-EVO versions prior to 21.2R2-S1-EVO, 21.2R3-EVO; 21.3-EVO versions prior to 21.3R2-EVO. This issue does not affect Juniper Networks Junos OS.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Juniper Networks Junos OS Evolved

    fixed in 20.4R3-S5-EVO; From 21.1-EVO · fixed in 21.1R3-EVO; From 21.3-EVO · fixed in 21.3R2-EVO

References 1

kb.juniper.net