#VU50063 Improper Certificate Validation in Cisco Data Center Network Manager - CVE-2021-1277

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Main Vulnerability Database Vulnerabilities #VU50063

#VU50063 Improper Certificate Validation in Cisco Data Center Network Manager - CVE-2021-1277

Published: January 20, 2021 / Updated: January 27, 2021


Vulnerability identifier: #VU50063
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-1277
CWE-ID: CWE-295
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Data Center Network Manager
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.

The vulnerability exists due to missing validation of certificates. A remote attacker can use a specially crafted X.509 certificate, intercept communications and view and alter potentially sensitive information on the target system.


Remediation

Install updates from vendor's website.

External links