01 Record
CVE-2022-22239
Junos OS Evolved: The ssh CLI command always runs as root which can lead to privilege escalation
HighPUBLISHEDCNA: juniper
CNA base score8.2 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
02 Description
Junos OS Evolved: The ssh CLI command always runs as root which can lead to privilege escalation
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.19% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 8.9% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-10-18 02:46Z4 YR AGO
- Last updated
- 2025-05-10 02:34Z1 YR AGO
- Reserved
- 2021-12-21
- Assigning CNA
- juniper
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.2)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
- Weaknesses
- Data version
- 5.1
- Document digest
- 5a974d9766e81d46af85954dbf2fc074d1778489e22a585e4538b7f2449ab1ee
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS Evolved< 20.4R3-S5-EVO, 21.1-EVO to < 21.1R3-EVO, 21.2-EVO to < 21.2R2-S1-EVO, 21.2R3-EVO, 21.3-EVO to < 21.3R2-EVO—
06 References
- kb.juniper.nethttps://kb.juniper.net/JSA69895
07 Remediation
The following software releases have been updated to resolve this specific issue: 20.4R3-S5-EVO, 21.1R3-EVO, 21.2R2-S1-EVO, 21.2R3-EVO, 21.3R2-EVO, 21.4R1-EVO, and all subsequent releases.