6.7Medium

Cisco Enterprise Nfv Infrastructure Software

CVE-2020-3138

A vulnerability in the upgrade component of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, local attacker to install a malicious file when upgrading. The vulnerability is due to insufficient signature validation. An attacker could exploit this vulnerability by providing a crafted upgrade file. A successful exploit could allow the attacker to upload crafted code to the affected device.

What this means for your business

  • It affects Cisco Enterprise Nfv Infrastructure Software. It matters if your company, or a supplier that handles your data, runs it.
  • An attacker can use it only with access to the machine itself, with an administrator login, and without anyone at your company clicking anything.

What to do

  1. 1Check whether your company or your suppliers run Cisco Enterprise Nfv Infrastructure Software, and which version. The affected versions are listed further down this page.
  2. 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.

Not sure if your company is exposed?

Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.

Scoring

CVSS
6.7 (v3.1)
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-347
Assigned by
psirt@cisco.com

Dates

Published
2020-02-19
Last modified
2026-08-24
Sources
NVD

Affected products

  • Cisco Enterprise Nfv Infrastructure Software- 3.11.1

As listed in the NVD configuration data. Not a statement about your estate.

References