Code Injection in Bludit - CVE-2019-16113
Published: September 8, 2019 / Updated: June 17, 2021
Vulnerability identifier: #VU35528
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2019-16113
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Bludit
Affected software:
Bludit
Bludit
Detailed vulnerability description
The vulnerability allows a remote authenticated user to execute arbitrary code.
Bludit 3.9.2 allows remote code execution via bl-kernel/ajax/upload-images.php because PHP code can be entered with a .jpg file name, and then this PHP code can write other PHP code to a ../ pathname.
How to mitigate CVE-2019-16113
Install update from vendor's website.
Sources
- http://packetstormsecurity.com/files/155295/Bludit-Directory-Traversal-Image-File-Upload.html
- http://packetstormsecurity.com/files/157988/Bludit-3.9.12-Directory-Traversal.html
- http://packetstormsecurity.com/files/158569/Bludit-3.9.2-Directory-Traversal.html
- https://github.com/bludit/bludit/issues/1081