Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2023-26213 |
CWE-ID | CWE-78 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Barracuda CloudGen WAN Server applications / IDS/IPS systems, Firewalls and proxy servers |
Vendor | Barracuda Networks |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU72736
Risk: Low
CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-26213
CWE-ID:
CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Exploit availability: No
DescriptionThe 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.
MitigationInstall updates from vendor's website:
https://dlportal.barracudanetworks.com/#/packages/5560/webui-sdwan-1089-8.3.1-174141891.tgz
Barracuda CloudGen WAN: 8.1.0 - 8.3.1 1088
External linkshttp://seclists.org/fulldisclosure/2023/Mar/2
http://campus.barracuda.com/product/cloudgenwan/doc/96024723/release-notes-8-3-1/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.