Improper Authentication in Cisco SD-WAN - CVE-2020-3388

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Main Vulnerability Database Vulnerabilities #VU30348

Improper Authentication in Cisco SD-WAN - CVE-2020-3388

Published: July 17, 2020


Vulnerability identifier: #VU30348
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-3388
CWE-ID: CWE-287
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Cisco SD-WAN
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a local user to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests in the CLI. A local user can pass a specially crafted input to the CLI, bypass authentication process and execute commands with root privileges..


Remediation

Install updates from vendor's website.

External links