Unprotected storage of credentials in Catalyst SD-WAN Manager (formerly SD-WAN vManage) - CVE-2021-1589
Published: September 24, 2021
Vulnerability identifier: #VU56869
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1589
CWE-ID: CWE-256
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to other users' credentials.
The vulnerability exists due to access to API endpoints is not properly restricted in the disaster recovery feature. A remote authenticated attacker can send a specially crafted request and gain unauthorized access to administrative credentials.
Affected software
Catalyst SD-WAN Manager (formerly SD-WAN vManage)
How to mitigate CVE-2021-1589
Install updates from vendor's website.
Catalyst SD-WAN Manager (formerly SD-WAN vManage) - addressed in versions 20.3.4, 20.4.2, 20.5.2, 20.6.1