#VU52913 Improper Authorization in Cisco SD-WAN vManage - CVE-2021-1535
Published: May 6, 2021
Vulnerability identifier: #VU52913
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-2021-1535
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 non-authenticated attacker can send a specially crafted request to the cluster management interface and gain access to sensitive information.
To exploit the vulnerability the vManage Software must be in cluster mode.
Remediation
Install updates from vendor's website.