CVE-2023-51646: Allegra uploadSimpleFile Directory Traversal Remote Code Execution Vulnerability
Allegra uploadSimpleFile Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.
The specific flaw exists within the uploadSimpleFile method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of LOCAL SERVICE. Was ZDI-CAN-22527.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-51646?
CVE-2023-51646 has been classified as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2023-51646?
To remediate CVE-2023-51646, update Allegra to version 7.5.1 or later.
What are the exploits related to CVE-2023-51646?
CVE-2023-51646 can be exploited to execute arbitrary code through a directory traversal attack if proper authentication is bypassed.
What software versions are affected by CVE-2023-51646?
CVE-2023-51646 affects Allegra versions prior to 7.5.1.
Is authentication required to exploit CVE-2023-51646?
Yes, while authentication is required to exploit CVE-2023-51646, it does not mitigate the risk of remote code execution.