Code Injection in wtcms - CVE-2019-8908
Published: September 24, 2019
Vulnerability identifier: #VU21309
CSH Severity: High
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-2019-8908
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in a ".php" filename and the "Content-Type: image/gif" header. A remote attacker can send a specially crafted request and execute arbitrary PHP code by going to the "Setting -> Mailbox configuration -> Registration email template" screen, and uploading an image file.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
wtcms
How to mitigate CVE-2019-8908
Install updates from vendor's website.