Cisco IOS XE SD-WAN Software Command Injection Vulnerability (Cisco Cisco IOS XE SD-WAN Software)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.31 % · percentile 24 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- cisco
- NVD status
- Modified
Description
A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges. The vulnerability is due to insufficient input validation by the system CLI. An attacker could exploit this vulnerability by authenticating to an affected device and submitting crafted input to the system CLI. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges.
Weaknesses (CWE)
- CWE-78 — Improper Neutralization of Special Elements used in an OS Command
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | cisco |
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · psirt@cisco.com (Secondary) |
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-6996
- GCVE · GCVE-0-2021-1529
CERT-FR advisories
- CERTFR-2021-AVI-809 — Vulnérabilité dans Cisco IOS XE SD-WAN · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*≥ 16.12 ≤ 17.0cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*≥ 17.2 < 17.2.3cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*≥ 17.3 < 17.3.4cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*≥ 17.4 < 17.4.2cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*≥ 17.5 < 17.5.1acpe:2.3:o:cisco:ios_xe:17.6.0:*:*:*:*:*:*:*cpe:2.3:o:cisco:ios_xe_sd-wan:*:*:*:*:*:*:*:*≥ 17.2.1r
Affected products
| Product | Versions |
|---|---|
| Cisco · Cisco IOS XE SD-WAN Software | affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |