Cisco SD-WAN Solution Buffer Overflow Vulnerability (Cisco Cisco SD-WAN Solution)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.73 % · percentile 54 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- cisco
- NVD status
- Modified
Description
A vulnerability in Cisco SD-WAN Solution software could allow an authenticated, local attacker to cause a buffer overflow on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to information that they are not authorized to access and make changes to the system that they are not authorized to make.
Weaknesses (CWE)
- CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer
- CWE-120 — Buffer Copy without Checking Size of Input
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 7.1 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | cisco |
| CVSS 3.1 | HIGH 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 3.0 | HIGH 7.1 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | NVD · psirt@cisco.com (Secondary) |
| CVSS 2.0 | MEDIUM 6.6 | AV:L/AC:L/Au:N/C:C/I:C/A:N | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2020-24535
- GCVE · GCVE-0-2020-3264
CERT-FR advisories
- CERTFR-2020-AVI-162 — Multiples vulnérabilités dans les produits SD-WAN de Cisco · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*< 18.4.5cpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*≥ 19.2.0 < 19.2.2cpe:2.3:o:cisco:sd-wan_firmware:20.1.0:*:*:*:*:*:*:*cpe:2.3:o:cisco:sd-wan_firmware:20.3.0:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Cisco · Cisco SD-WAN Solution | 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 |