Unknown · Groupsession Zion · CVE-2021-20874
Name of the Vulnerable Software and Affected Versions:
GroupSession Free edition versions 5.1.1 and earlier
GroupSession byCloud versions 5.1.1 and earlier
GroupSession ZION versions 5.1.1 and earlier
Description:
The issue is related to incorrect permission assignment for a critical resource, allowing a remote unauthenticated attacker to access arbitrary files on the server and obtain sensitive information via unspecified vectors.
Recommendations:
For GroupSession Free edition versions 5.1.1 and earlier, update to a version later than 5.1.1 to resolve the issue.
For GroupSession byCloud versions 5.1.1 and earlier, update to a version later than 5.1.1 to resolve the issue.
For GroupSession ZION versions 5.1.1 and earlier, update to a version later than 5.1.1 to resolve the issue.
As a temporary workaround, consider restricting access to critical resources on the server until a patch is available.