Improper Authorization in Catalyst SD-WAN Manager (formerly SD-WAN vManage) - CVE-2020-3374
Published: July 30, 2020
Vulnerability identifier: #VU32920
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-2020-3374
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 checking on the affected system. A remote authenticated attacker can send specially crafted HTTP requests and gain privileges beyond what would normally be authorized for their configured user authorization level.
Affected software
Catalyst SD-WAN Manager (formerly SD-WAN vManage)
How to mitigate CVE-2020-3374
Install updates from vendor's website.
Catalyst SD-WAN Manager (formerly SD-WAN vManage) - addressed in versions 18.4.5, 19.2.2, 20.1.1