CVE-2021-0219: Junos OS: Command injection vulnerability in 'request system software' CLI command
First published: Wed Jan 13 2021(Updated: )
A command injection vulnerability in install package validation subsystem of Juniper Networks Junos OS that may allow a locally authenticated attacker with privileges to execute commands with root privilege. To validate a package in Junos before installation, an administrator executes the command 'request system software add validate-on-host' via the CLI. An attacker with access to this CLI command may be able to exploit this vulnerability. This issue affects Juniper Networks Junos OS: all versions prior to 17.3R3-S10; 17.4 versions prior to 17.4R2-S12, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R2-S8, 18.2R3-S6; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S6; 19.1 versions prior to 19.1R1-S6, 19.1R2-S2, 19.1R3-S3; 19.2 versions prior to 19.2R3-S1; 19.3 versions prior to 19.3R2-S5, 19.3R3-S1; 19.4 versions prior to 19.4R2-S2, 19.4R3-S1; 20.1 versions prior to 20.1R2; 20.2 versions prior to 20.2R1-S2, 20.2R2; 20.3 versions prior to 20.3R1-S1, 20.3R2.
Credit: sirt@juniper.net
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Juniper Junos | =17.3 | |
| Juniper Junos | =17.3-r1-s1 | |
| Juniper Junos | =17.3-r2 | |
| Juniper Junos | =17.3-r2-s1 | |
| Juniper Junos | =17.3-r2-s2 | |
| Juniper Junos | =17.3-r2-s3 | |
| Juniper Junos | =17.3-r2-s4 | |
| Juniper Junos | =17.3-r2-s5 | |
| Juniper Junos | =17.3-r3 | |
| Juniper Junos | =17.3-r3-s1 | |
| Juniper Junos | =17.3-r3-s2 | |
| Juniper Junos | =17.3-r3-s3 | |
| Juniper Junos | =17.3-r3-s4 | |
| Juniper Junos | =17.3-r3-s5 | |
| Juniper Junos | =17.3-r3-s6 | |
| Juniper Junos | =17.3-r3-s7 | |
| Juniper Junos | =17.3-r3-s8 | |
| Juniper Junos | =17.3-r3-s9 | |
| Juniper Junos | =17.4 | |
| Juniper Junos | =17.4-r1 | |
| Juniper Junos | =17.4-r1-s1 | |
| Juniper Junos | =17.4-r1-s2 | |
| Juniper Junos | =17.4-r1-s4 | |
| Juniper Junos | =17.4-r1-s5 | |
| Juniper Junos | =17.4-r1-s6 | |
| Juniper Junos | =17.4-r1-s7 | |
| Juniper Junos | =17.4-r2 | |
| Juniper Junos | =17.4-r2-s1 | |
| Juniper Junos | =17.4-r2-s10 | |
| Juniper Junos | =17.4-r2-s11 | |
| Juniper Junos | =17.4-r2-s2 | |
| Juniper Junos | =17.4-r2-s3 | |
| Juniper Junos | =17.4-r2-s4 | |
| Juniper Junos | =17.4-r2-s5 | |
| Juniper Junos | =17.4-r2-s6 | |
| Juniper Junos | =17.4-r2-s7 | |
| Juniper Junos | =17.4-r2-s8 | |
| Juniper Junos | =17.4-r2-s9 | |
| Juniper Junos | =17.4-r3 | |
| Juniper Junos | =17.4-r3-s1 | |
| Juniper Junos | =17.4-r3-s2 | |
| Juniper Junos | =18.1 | |
| Juniper Junos | =18.1-r1 | |
| Juniper Junos | =18.1-r2 | |
| Juniper Junos | =18.1-r2-s1 | |
| Juniper Junos | =18.1-r2-s2 | |
| Juniper Junos | =18.1-r2-s4 | |
| Juniper Junos | =18.1-r3 | |
| Juniper Junos | =18.1-r3-s1 | |
| Juniper Junos | =18.1-r3-s10 | |
| Juniper Junos | =18.1-r3-s2 | |
| Juniper Junos | =18.1-r3-s3 | |
| Juniper Junos | =18.1-r3-s4 | |
| Juniper Junos | =18.1-r3-s6 | |
| Juniper Junos | =18.1-r3-s7 | |
| Juniper Junos | =18.1-r3-s8 | |
| Juniper Junos | =18.1-r3-s9 | |
| Juniper Junos | =18.2 | |
| Juniper Junos | =18.2-r1 | |
| Juniper Junos | =18.2-r1 | |
| Juniper Junos | =18.2-r1-s3 | |
| Juniper Junos | =18.2-r1-s4 | |
| Juniper Junos | =18.2-r1-s5 | |
| Juniper Junos | =18.2-r2 | |
| Juniper Junos | =18.2-r2-s1 | |
| Juniper Junos | =18.2-r2-s2 | |
| Juniper Junos | =18.2-r2-s3 | |
| Juniper Junos | =18.2-r2-s4 | |
| Juniper Junos | =18.2-r2-s5 | |
| Juniper Junos | =18.2-r2-s6 | |
| Juniper Junos | =18.2-r2-s7 | |
| Juniper Junos | =18.2-r3 | |
| Juniper Junos | =18.2-r3-s1 | |
| Juniper Junos | =18.2-r3-s2 | |
| Juniper Junos | =18.2-r3-s3 | |
| Juniper Junos | =18.2-r3-s4 | |
| Juniper Junos | =18.2-r3-s5 | |
| Juniper Junos | =18.3 | |
| Juniper Junos | =18.3-r1 | |
| Juniper Junos | =18.3-r1-s1 | |
| Juniper Junos | =18.3-r1-s2 | |
| Juniper Junos | =18.3-r1-s3 | |
| Juniper Junos | =18.3-r1-s5 | |
| Juniper Junos | =18.3-r1-s6 | |
| Juniper Junos | =18.3-r2 | |
| Juniper Junos | =18.3-r2-s1 | |
| Juniper Junos | =18.3-r2-s2 | |
| Juniper Junos | =18.3-r2-s3 | |
| Juniper Junos | =18.3-r2-s4 | |
| Juniper Junos | =18.3-r3 | |
| Juniper Junos | =18.3-r3-s1 | |
| Juniper Junos | =18.3-r3-s2 | |
| Juniper Junos | =18.3-r3-s3 | |
| Juniper Junos | =18.4 | |
| Juniper Junos | =18.4-r1 | |
| Juniper Junos | =18.4-r1-s1 | |
| Juniper Junos | =18.4-r1-s2 | |
| Juniper Junos | =18.4-r1-s3 | |
| Juniper Junos | =18.4-r1-s4 | |
| Juniper Junos | =18.4-r1-s5 | |
| Juniper Junos | =18.4-r1-s6 | |
| Juniper Junos | =18.4-r1-s7 | |
| Juniper Junos | =18.4-r2 | |
| Juniper Junos | =18.4-r2-s1 | |
| Juniper Junos | =18.4-r2-s2 | |
| Juniper Junos | =18.4-r2-s3 | |
| Juniper Junos | =18.4-r2-s4 | |
| Juniper Junos | =18.4-r2-s5 | |
| Juniper Junos | =18.4-r2-s6 | |
| Juniper Junos | =18.4-r3 | |
| Juniper Junos | =18.4-r3-s1 | |
| Juniper Junos | =18.4-r3-s2 | |
| Juniper Junos | =18.4-r3-s3 | |
| Juniper Junos | =18.4-r3-s4 | |
| Juniper Junos | =18.4-r3-s5 | |
| Juniper Junos | =19.1 | |
| Juniper Junos | =19.1-r1 | |
| Juniper Junos | =19.1-r1-s1 | |
| Juniper Junos | =19.1-r1-s2 | |
| Juniper Junos | =19.1-r1-s3 | |
| Juniper Junos | =19.1-r1-s4 | |
| Juniper Junos | =19.1-r1-s5 | |
| Juniper Junos | =19.1-r2 | |
| Juniper Junos | =19.1-r2-s1 | |
| Juniper Junos | =19.1-r3 | |
| Juniper Junos | =19.1-r3-s1 | |
| Juniper Junos | =19.1-r3-s2 | |
| Juniper Junos | =19.2 | |
| Juniper Junos | =19.2-r1 | |
| Juniper Junos | =19.2-r1-s1 | |
| Juniper Junos | =19.2-r1-s2 | |
| Juniper Junos | =19.2-r1-s3 | |
| Juniper Junos | =19.2-r1-s4 | |
| Juniper Junos | =19.2-r2 | |
| Juniper Junos | =19.2-r3 | |
| Juniper Junos | =19.3 | |
| Juniper Junos | =19.3-r1 | |
| Juniper Junos | =19.3-r1-s1 | |
| Juniper Junos | =19.3-r2 | |
| Juniper Junos | =19.3-r2-s1 | |
| Juniper Junos | =19.3-r2-s2 | |
| Juniper Junos | =19.3-r2-s3 | |
| Juniper Junos | =19.3-r2-s4 | |
| Juniper Junos | =19.3-r3 | |
| Juniper Junos | =19.4-r1 | |
| Juniper Junos | =19.4-r1-s1 | |
| Juniper Junos | =19.4-r1-s2 | |
| Juniper Junos | =19.4-r2 | |
| Juniper Junos | =19.4-r2-s1 | |
| Juniper Junos | =19.4-r3 | |
| Juniper Junos | =20.1-r1 | |
| Juniper Junos | =20.1-r1-s1 | |
| Juniper Junos | =20.1-r1-s2 | |
| Juniper Junos | =20.1-r1-s3 | |
| Juniper Junos | =20.2-r1 | |
| Juniper Junos | =20.2-r1-s1 | |
| Juniper Junos | =20.3-r1 |
Remedy
The following software releases have been updated to resolve this specific issue: Junos OS: 17.3R3-S10, 17.4R2-S12, 17.4R3-S3, 18.1R3-S11, 18.2R2-S8, 18.2R3-S6, 18.2X75-D34, 18.3R3-S4, 18.4R1-S8, 18.4R2-S7, 18.4R3-S6, 19.1R1-S6, 19.1R2-S2, 19.1R3-S3, 19.2R3-S1, 19.3R2-S5, 19.3R3-S1, 19.4R2-S2, 19.4R3-S1, 20.1R2, 20.2R1-S2, 20.2R2, 20.3R1-S1, 20.3R2, 20.4R1, and all subsequent releases.
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Reference Links
- agent/weakness
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/severity
- agent/author
- agent/title
- agent/remedy
- agent/last-modified-date
- agent/first-publish-date
- agent/description
- agent/event
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/juniper
- canonical/juniper junos
- version/juniper junos/17.3
- version/juniper junos/17.3-r1-s1
- version/juniper junos/17.3-r2
- version/juniper junos/17.3-r2-s1
- version/juniper junos/17.3-r2-s2
- version/juniper junos/17.3-r2-s3
- version/juniper junos/17.3-r2-s4
- version/juniper junos/17.3-r2-s5
- version/juniper junos/17.3-r3
- version/juniper junos/17.3-r3-s1
- version/juniper junos/17.3-r3-s2
- version/juniper junos/17.3-r3-s3
- version/juniper junos/17.3-r3-s4
- version/juniper junos/17.3-r3-s5
- version/juniper junos/17.3-r3-s6
- version/juniper junos/17.3-r3-s7
- version/juniper junos/17.3-r3-s8
- version/juniper junos/17.3-r3-s9
- version/juniper junos/17.4
- version/juniper junos/17.4-r1
- version/juniper junos/17.4-r1-s1
- version/juniper junos/17.4-r1-s2
- version/juniper junos/17.4-r1-s4
- version/juniper junos/17.4-r1-s5
- version/juniper junos/17.4-r1-s6
- version/juniper junos/17.4-r1-s7
- version/juniper junos/17.4-r2
- version/juniper junos/17.4-r2-s1
- version/juniper junos/17.4-r2-s10
- version/juniper junos/17.4-r2-s11
- version/juniper junos/17.4-r2-s2
- version/juniper junos/17.4-r2-s3
- version/juniper junos/17.4-r2-s4
- version/juniper junos/17.4-r2-s5
- version/juniper junos/17.4-r2-s6
- version/juniper junos/17.4-r2-s7
- version/juniper junos/17.4-r2-s8
- version/juniper junos/17.4-r2-s9
- version/juniper junos/17.4-r3
- version/juniper junos/17.4-r3-s1
- version/juniper junos/17.4-r3-s2
- version/juniper junos/18.1
- version/juniper junos/18.1-r1
- version/juniper junos/18.1-r2
- version/juniper junos/18.1-r2-s1
- version/juniper junos/18.1-r2-s2
- version/juniper junos/18.1-r2-s4
- version/juniper junos/18.1-r3
- version/juniper junos/18.1-r3-s1
- version/juniper junos/18.1-r3-s10
- version/juniper junos/18.1-r3-s2
- version/juniper junos/18.1-r3-s3
- version/juniper junos/18.1-r3-s4
- version/juniper junos/18.1-r3-s6
- version/juniper junos/18.1-r3-s7
- version/juniper junos/18.1-r3-s8
- version/juniper junos/18.1-r3-s9
- version/juniper junos/18.2
- version/juniper junos/18.2-r1
- version/juniper junos/18.2-r1-s3
- version/juniper junos/18.2-r1-s4
- version/juniper junos/18.2-r1-s5
- version/juniper junos/18.2-r2
- version/juniper junos/18.2-r2-s1
- version/juniper junos/18.2-r2-s2
- version/juniper junos/18.2-r2-s3
- version/juniper junos/18.2-r2-s4
- version/juniper junos/18.2-r2-s5
- version/juniper junos/18.2-r2-s6
- version/juniper junos/18.2-r2-s7
- version/juniper junos/18.2-r3
- version/juniper junos/18.2-r3-s1
- version/juniper junos/18.2-r3-s2
- version/juniper junos/18.2-r3-s3
- version/juniper junos/18.2-r3-s4
- version/juniper junos/18.2-r3-s5
- version/juniper junos/18.3
- version/juniper junos/18.3-r1
- version/juniper junos/18.3-r1-s1
- version/juniper junos/18.3-r1-s2
- version/juniper junos/18.3-r1-s3
- version/juniper junos/18.3-r1-s5
- version/juniper junos/18.3-r1-s6
- version/juniper junos/18.3-r2
- version/juniper junos/18.3-r2-s1
- version/juniper junos/18.3-r2-s2
- version/juniper junos/18.3-r2-s3
- version/juniper junos/18.3-r2-s4
- version/juniper junos/18.3-r3
- version/juniper junos/18.3-r3-s1
- version/juniper junos/18.3-r3-s2
- version/juniper junos/18.3-r3-s3
- version/juniper junos/18.4
- version/juniper junos/18.4-r1
- version/juniper junos/18.4-r1-s1
- version/juniper junos/18.4-r1-s2
- version/juniper junos/18.4-r1-s3
- version/juniper junos/18.4-r1-s4
- version/juniper junos/18.4-r1-s5
- version/juniper junos/18.4-r1-s6
- version/juniper junos/18.4-r1-s7
- version/juniper junos/18.4-r2
- version/juniper junos/18.4-r2-s1
- version/juniper junos/18.4-r2-s2
- version/juniper junos/18.4-r2-s3
- version/juniper junos/18.4-r2-s4
- version/juniper junos/18.4-r2-s5
- version/juniper junos/18.4-r2-s6
- version/juniper junos/18.4-r3
- version/juniper junos/18.4-r3-s1
- version/juniper junos/18.4-r3-s2
- version/juniper junos/18.4-r3-s3
- version/juniper junos/18.4-r3-s4
- version/juniper junos/18.4-r3-s5
- version/juniper junos/19.1
- version/juniper junos/19.1-r1
- version/juniper junos/19.1-r1-s1
- version/juniper junos/19.1-r1-s2
- version/juniper junos/19.1-r1-s3
- version/juniper junos/19.1-r1-s4
- version/juniper junos/19.1-r1-s5
- version/juniper junos/19.1-r2
- version/juniper junos/19.1-r2-s1
- version/juniper junos/19.1-r3
- version/juniper junos/19.1-r3-s1
- version/juniper junos/19.1-r3-s2
- version/juniper junos/19.2
- version/juniper junos/19.2-r1
- version/juniper junos/19.2-r1-s1
- version/juniper junos/19.2-r1-s2
- version/juniper junos/19.2-r1-s3
- version/juniper junos/19.2-r1-s4
- version/juniper junos/19.2-r2
- version/juniper junos/19.2-r3
- version/juniper junos/19.3
- version/juniper junos/19.3-r1
- version/juniper junos/19.3-r1-s1
- version/juniper junos/19.3-r2
- version/juniper junos/19.3-r2-s1
- version/juniper junos/19.3-r2-s2
- version/juniper junos/19.3-r2-s3
- version/juniper junos/19.3-r2-s4
- version/juniper junos/19.3-r3
- version/juniper junos/19.4-r1
- version/juniper junos/19.4-r1-s1
- version/juniper junos/19.4-r1-s2
- version/juniper junos/19.4-r2
- version/juniper junos/19.4-r2-s1
- version/juniper junos/19.4-r3
- version/juniper junos/20.1-r1
- version/juniper junos/20.1-r1-s1
- version/juniper junos/20.1-r1-s2
- version/juniper junos/20.1-r1-s3
- version/juniper junos/20.2-r1
- version/juniper junos/20.2-r1-s1
- version/juniper junos/20.3-r1