CVE-2020-3387

HIGH

Cisco SD-WAN vManage < 18.3.0 - Authenticated Remote Code Execution via User Authentication Processing

Title source: llm
STIX 2.1

Description

A vulnerability in Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to execute code with root privileges on an affected system. The vulnerability is due to insufficient input sanitization during user authentication processing. An attacker could exploit this vulnerability by sending a crafted response to the Cisco SD-WAN vManage Software. A successful exploit could allow the attacker to access the software and execute commands they should not be authorized to execute.

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
http://packetstormsecurity.com/files/162958/Cisco-SD-WAN-vManage-19.2.2-Remote-Root.html

Scores

CVSS v3 8.8
EPSS 0.3918
EPSS Percentile 97.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-20
Status published
Products (1)
cisco/sd-wan_firmware < 18.3.0
Published Jul 16, 2020
Tracked Since Feb 18, 2026