Improper Authorization in Catalyst SD-WAN Manager (formerly SD-WAN vManage) - CVE-2021-1302
Published: January 20, 2021 / Updated: January 26, 2021
Vulnerability identifier: #VU50007
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1302
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to insufficient authorization checks in the web-based management interface. A remote authenticated attacker can send a specially crafted HTTP request, bypass authorization and connect to other vManage tenants.
Affected software
Catalyst SD-WAN Manager (formerly SD-WAN vManage)
How to mitigate CVE-2021-1302
Install updates from vendor's website.
Catalyst SD-WAN Manager (formerly SD-WAN vManage) - addressed in versions 20.3.2, 20.4.1