CVE-2016-4922
Junos: Privilege escalation vulnerabilities in Junos CLI
- Published
- Updated
- Reserved
- Assigned by
- juniper
Description
Certain combinations of Junos OS CLI commands and arguments have been found to be exploitable in a way that can allow unauthorized access to the operating system. This may allow any user with permissions to run these CLI commands the ability to achieve elevated privileges and gain complete control of the device. Affected releases are Juniper Networks Junos OS 11.4 prior to 11.4R13-S3; 12.1X46 prior to 12.1X46-D60; 12.1X47 prior to 12.1X47-D45; 12.3 prior to 12.3R12; 12.3X48 prior to 12.3X48-D35; 13.2 prior to 13.2R9; 13.3 prior to 13.3R4-S11, 13.3R9; 14.1 prior to 14.1R4-S12, 14.1R7; 14.1X53 prior to 14.1X53-D28, 14.1X53-D40; 14.1X55 prior to 14.1X55-D35; 14.2 prior to 14.2R3-S10, 14.2R4-S7, 14.2R5; 15.1 prior to 15.1F4, 15.1R3; 15.1X49 prior to 15.1X49-D60; 15.1X53 prior to 15.1X53-D57, 15.1X53-D70.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| juniperCNA (assigner) | 3.0 | High8.4 | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.0 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.46% · top 60% of all CVEs (3 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.4.
Weakness
- Privilege escalation
- CWE-77 (opens in a new tab)All about CWE-77 and its CVEs
Affected products
- affected 11.4 prior to 11.4R13-S3
- affected 12.1X46 prior to 12.1X46-D60
- affected 12.1X47 prior to 12.1X47-D45
- affected 12.3 prior to 12.3R12
- affected 12.3X48 prior to 12.3X48-D35
- affected 13.2 prior to 13.2R9
- affected 13.3 prior to 13.3R4-S11, 13.3R9
- affected 14.1 prior to 14.1R4-S12, 14.1R7
- affected 14.1X53 prior to 14.1X53-D28, 14.1X53-D40
- affected 14.1X55 prior to 14.1X55-D35
- affected 14.2 prior to 14.2R3-S10, 14.2R4-S7, 14.2R5
- affected 15.1 prior to 15.1F4, 15.1R3
- affected 15.1X49 prior to 15.1X49-D60
- affected 15.1X53 prior to 15.1X53-D57, 15.1X53-D70
What to do
Workaround: Use access lists or firewall filters to limit access to the router's CLI only from trusted hosts. Restrict access to the CLI to only highly trusted administrators.
References (3)
- https://kb.juniper.net/JSA10763 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 93534 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1037013 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2016-4922)Record last updated .