Information disclosure in Cisco Systems, Inc products - CVE-2021-1516
Published: May 7, 2021
Vulnerability identifier: #VU52965
CSH Severity: Low
CVSS v4: 5.3 [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]
CVE-ID: CVE-2021-1516
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to confidential information is included in HTTP requests that are exchanged between the user and the device. A remote authenticated attacker can gain unauthorized access to sensitive information on the system.
Affected software
Cisco AsyncOS for Cisco Content Security Management Appliance
Cisco Email Security Appliance
Cisco Web Security Appliance
Cisco Email Security Appliance
Cisco Web Security Appliance
How to mitigate CVE-2021-1516
Install updates from vendor's website.
Cisco AsyncOS for Cisco Content Security Management Appliance - update to 14.0
Cisco Email Security Appliance - update to 14.0
Cisco Web Security Appliance - update to 14.0
Cisco Email Security Appliance - update to 14.0
Cisco Web Security Appliance - update to 14.0