CVE-2020-27384 — HIGH (7.8)

Vulnerability Description

The Gw2-64.exe in Guild Wars 2 launcher version 106916 suffers from an elevation of privileges vulnerability which can be used by an "Authenticated User" to modify the existing executable file with a binary of his choice. The vulnerability exist due to the improper permissions, with the 'F' flag (Full Control) for 'Everyone' group, making the entire directory 'Guild Wars 2' and its files and sub-dirs world-writable.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Arena	Guild Wars 2	106916

Related Weaknesses (CWE)

CWE-276

References

https://github.com/FreySolarEye/CVE/blob/master/Guild%20Wars%202%20-%20Local%20PExploitThird Party Advisory
https://github.com/FreySolarEye/CVE/blob/master/Guild%20Wars%202%20-%20Local%20PExploitThird Party Advisory

FAQ

What is CVE-2020-27384?

CVE-2020-27384 is a vulnerability with a CVSS score of 7.8 (HIGH). The Gw2-64.exe in Guild Wars 2 launcher version 106916 suffers from an elevation of privileges vulnerability which can be used by an "Authenticated User" to modify the existing executable file with a ...

How severe is CVE-2020-27384?

CVE-2020-27384 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-27384?

Check the references section above for vendor advisories and patch information. Affected products include: Arena Guild Wars 2.