#VU57946 Information disclosure in Cisco Umbrella - CVE-2021-40126
Published: November 4, 2021
Vulnerability identifier: #VU57946
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-40126
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco Umbrella
Cisco Umbrella
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to an overly descriptive error message on the dashboard that appears when a user attempts to modify their email address when the new address already exists in the system. A remote authenticated attacker can gain unauthorized access to sensitive information on the system.
Remediation
Install updates from vendor's website.