Resource management error in Webex Room Phone and Webex Share - CVE-2023-20047

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Main Vulnerability Database Vulnerabilities #VU71104

Resource management error in Webex Room Phone and Webex Share - CVE-2023-20047

Published: January 11, 2023


Vulnerability identifier: #VU71104
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-20047
CWE-ID: CWE-399
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Webex Room Phone
Webex Share

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources when handling LLDP packets. A remote attacker on the local network can send LLDP traffic to the device and perform a denial of service (DoS) attack.


How to mitigate CVE-2023-20047

Install updates from vendor's website.

Sources