CVE-2023-51639: Allegra downloadExportedChart Directory Traversal Authentication Bypass Vulnerability
Allegra downloadExportedChart Directory Traversal Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the downloadExportedChart action. 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 bypass authentication on the system. Was ZDI-CAN-22361.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-51639?
CVE-2023-51639 is considered a critical vulnerability due to its potential for remote authentication bypass.
How do I fix CVE-2023-51639?
To fix CVE-2023-51639, update Allegra to version 7.5.1 or later as recommended.
Who is affected by CVE-2023-51639?
CVE-2023-51639 affects installations of Allegra versions prior to 7.5.1.
What type of vulnerability is CVE-2023-51639?
CVE-2023-51639 is a directory traversal vulnerability that allows for authentication bypass.
Can CVE-2023-51639 be exploited remotely?
Yes, CVE-2023-51639 can be exploited remotely without authentication.