#VU52912 Improper Authorization in Cisco SD-WAN vManage - CVE-2021-1234
Published: May 6, 2021
Vulnerability identifier: #VU52912
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-1234
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco SD-WAN vManage
Cisco SD-WAN vManage
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to absence of authentication for sensitive information in the cluster management interface. A remote attacker can send a specially crafted request to the management interface and gain access to sensitive information.
Note, successful exploitation of the vulnerability requires that vManage software is in cluster mode.
Remediation
Install updates from vendor's website.