Improper Certificate Validation in Cisco Systems, Inc products - CVE-2021-1471
Published: March 25, 2021
Vulnerability identifier: #VU51727
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-1471
CWE-ID: CWE-295
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Jabber for Windows
Cisco Jabber for MacOS
Cisco Jabber for Android and iOS
Cisco Jabber for Windows
Cisco Jabber for MacOS
Cisco Jabber for Android and iOS
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper validation of certificates. A remote attacker can use a specially crafted certificate and inspect or modify connections between the Cisco Jabber client and a server.
How to mitigate CVE-2021-1471
Install updates from vendor's website.