Vulnerability identifier: #VU17356
Vulnerability risk: High
CVSSv3.1: 8.2 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-78
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
ZenLoad Balancer
Client/Desktop applications /
Other client software
Vendor: Zevenet
Description
The vulnerability allows a remote authenticated attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote authenticated attacker can inject arbitrary OS commands via shell metacharacters in the index.cgi?action=View_Cert certname parameter to execute arbitrary code with root privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
ZenLoad Balancer: 3.10.1
External links
http://code610.blogspot.com/2019/01/rce-in-zenload-balancer.html
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.