Vulnerability identifier: #VU13335

Vulnerability risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-11538

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
SearchBlox
Client/Desktop applications / Other client software

Vendor: SearchBlox

Description
The vulnerability allows a remote attacker to perform CSRF attack.

The weakness exists in servlet/UserServlet due to insufficient validation of user-suppliedinput passed via the u_name, u_passwd1, u_passwd2, role, and X-XSRF-TOKEN POST parameters. A remote attacker can create a specially crafted HTML page or URL, trick the victim into visiting it, bypass CSRF Token gain access to the system and perform arbitrary actions.

Mitigation
Install update from vendor's website.

Vulnerable software versions

SearchBlox: 8.6.6

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External links
http://gurelahmet.com/cve-2018-11538-csrf-privilege-escalation-creation-of-an-administrator-account-on-searchblox-8-6-6/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker 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.