SB2023120813 - Upload of dangerous files in class.upload.php
Published: December 8, 2023
Security Bulletin ID
SB2023120813
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Arbitrary file upload (CVE-ID: CVE-2023-6551)
CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability exists due to the way the application handles uploads of dangerous files. A remote attacker can upload a malicious html file and perform XSS attacks.
Remediation
Install update from vendor's website.