Main Vulnerability Database Vulnerabilities #VU15424

Arbitrary file upload in jQuery File Upload - CVE-2018-9206

Published: October 19, 2018 / Updated: June 17, 2021

Vulnerability identifier: #VU15424

CSH Severity: Critical

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2018-9206

CWE-ID: CWE-434

Exploitation vector: Remote access

Exploit availability: The vulnerability is being exploited in the wild

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists in the plugin's source code that handles file uploads to PHP servers due to software allows upload of arbitrary files to the system. A remote unauthenticated attacker can upload arbitrary .htaccess file to impose security restrictions to its upload folder and upload backdoors and web shells.

Note: The vulnerability has been actively exploited for at least 3 years.

Affected software

jQuery File Upload
Nessus Network Monitor
Primavera Unifier
Oracle Communications Services Gatekeeper
Siebel UI Framework

How to mitigate CVE-2018-9206

Update to version 9.22.1 or later.

jQuery File Upload - addressed in versions 9.22.1, 9.22.2, 9.23.0
Nessus Network Monitor - update to 6.3.1
Oracle Communications Services Gatekeeper - update to 6.1.0.4.0

Links to Public Exploits and PoC-codes

External References

http://www.vapidlabs.com/advisory.php?v=204