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2021-05-26
 
CVE-2020-26677

CWE-89
 
 
Any user logged in to a vFairs 3.3 virtual conference or event can perform SQL injection with a malicious query to the API.

 
 
CVE-2020-26678

CWE-434
 
 
vFairs 3.3 is affected by Remote Code Execution. Any user logged in to a vFairs virtual conference or event can abuse the functionality to upload a profile picture in order to place a malicious PHP file on the server and gain code execution.

 
 
CVE-2020-26679

CWE-276
 
 
vFairs 3.3 is affected by Insecure Permissions. Any user logged in to a vFairs virtual conference or event can modify any other users profile information or profile picture. After receiving any user's unique identification number and their own, an HTTP POST request can be made update their profile description or supply a new profile image. This can lead to potential cross-site scripting attacks on any user, or upload malicious PHP webshells as "profile pictures." The user IDs can be easily determined by other responses from the API for an event or chat room.

 
 
CVE-2020-26680

CWE-79
 
 
In vFairs 3.3, any user logged in to a vFairs virtual conference or event can modify any other users profile information to include a cross-site scripting payload. The user data stored by the database includes HTML tags that are intentionally rendered out onto the page, and this can be abused to perform XSS attacks.

 

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