Cisco SD-WAN vEdge Routers Denial of Service Vulnerability (Cisco Cisco SD-WAN vEdge router)
At a glance
- Source
- NVD
- EPSS
- EPSS 1.42 % · percentile 73 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- cisco
- NVD status
- Modified
Description
A vulnerability in the deep packet inspection (DPI) engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper processing of FTP traffic. An attacker could exploit this vulnerability by sending crafted FTP packets through an affected device. A successful exploit could allow the attacker to make the device reboot continuously, causing a DoS condition.
Weaknesses (CWE)
- CWE-118 — Incorrect Access of Indexable Resource
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 8.6 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H | cisco |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 3.0 | HIGH 8.6 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H | NVD · psirt@cisco.com (Secondary) |
| CVSS 2.0 | HIGH 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2020-24640
- GCVE · GCVE-0-2020-3369
CERT-FR advisories
- CERTFR-2020-AVI-443 — Multiples vulnérabilités dans Cisco SD-WAN · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:cisco:sd-wan_firmware:19.2.0:*:*:*:*:*:*:*cpe:2.3:o:cisco:sd-wan_firmware:19.2.1:*:*:*:*:*:*:*cpe:2.3:o:cisco:sd-wan_firmware:19.2.097:*:*:*:*:*:*:*cpe:2.3:o:cisco:sd-wan_firmware:19.2.098:*:*:*:*:*:*:*cpe:2.3:a:cisco:vedge_cloud_router:-:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Cisco · Cisco SD-WAN vEdge router | 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 |