#VU72736 OS Command Injection in Barracuda CloudGen WAN - CVE-2023-26213 

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Main Vulnerability Database Vulnerabilities #VU72736

#VU72736 OS Command Injection in Barracuda CloudGen WAN - CVE-2023-26213

Published: March 3, 2023


Vulnerability identifier: #VU72736
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-26213
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Barracuda CloudGen WAN
Software vendor:
Barracuda Networks

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the administration interface for the private edge virtual appliance. A remote user can send a specially crafted HTTP POST request to the "/ajax/update_certificate" endpoint and execute arbitrary OS commands on the target system.


Remediation

Install updates from vendor's website:

https://dlportal.barracudanetworks.com/#/packages/5560/webui-sdwan-1089-8.3.1-174141891.tgz


External links