Categories: CiscoSecurity Updates

Cisco Security Updates – Critical RCE vulnerability let Hackers Gain Control Over Cisco Data Center Network Manager Remotely

Cisco released security updates for Data Center Network Manager that allows an unauthenticated, remote attacker to upload arbitrary files on an affected device.

CVE-2019-1620 – File Upload & Remote Code Execution

The vulnerability resides in the web-based management interface of DCNM that allows an unauthenticated, remote attacker to upload arbitrary code on the affected device.

A remote attacker could exploit the vulnerability by uploading specially crafted data, and the vulnerability is due to incorrect permission settings.

Cisco has released updates to address this vulnerability; you can find the advisory here.

CVE-2019-1619 – Authentication Bypass Vulnerability

The vulnerability is due to improper session management; it allows a remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device.

Cisco has released updates to address this vulnerability; you can find the advisory here.

CVE-2019-1621 – Arbitrary File Download Vulnerability

The vulnerability resides in the web-based management interface of the Cisco Data Center Network Manager allows an attacker to gain access to sensitive files on an affected device.

Successful exploitation of the vulnerability allows an attacker to arbitrary files from the underlying filesystem of the affected device. The vulnerability is due to lack of permission settings.

Cisco has released updates to address this vulnerability; you can find the advisory here.

CVE-2019-1622 – Information Disclosure Vulnerability

A vulnerability in the web interface allows a remote attacker to retrieve sensitive information from an affected device. The vulnerability is due to lack of improper access controls for specific URLs on the affected device.

Cisco has released updates to address this vulnerability; you can find the advisory here.

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Gurubaran

Gurubaran is a co-founder of Cyber Security News and GBHackers On Security. He has 10+ years of experience as a Security Consultant, Editor, and Analyst in cybersecurity, technology, and communications.