Vulnerability · Published Sep 4, 2020 · Assigned by cisco

CVE-2020-3478Cisco Enterprise NFV Infrastructure Software File Overwrite Vulnerability

High 8.1

In plain English

A high-severity improper input validation in Cisco Enterprise NFV Infrastructure Software from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities).

Severity (CVSS 3.1)8.1High

Exploit odds (30 days)1.2%top 31.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability in the REST API of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, remote attacker to overwrite certain files that should be restricted on an affected device. The vulnerability is due to insufficient authorization enforcement on an affected system. An attacker could exploit this vulnerability by uploading a file using the REST API. A successful exploit could allow an attacker to overwrite and upload files, which could degrade the functionality of the affected system.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco Enterprise NFV Infrastructure Software	n/a

Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

References

20200902 Cisco Enterprise NFV Infrastructure Software File Overwrite Vulnerability vendor-advisory, x_refsource_CISCO