CVE-2020-27383

Public Exploit

Description

Battle.net.exe in Battle.Net 1.27.1.12428 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 weak set of permissions being granted to the "Authenticated Users Group" which grants the (F) Flag aka "Full Control"

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/FreySolarEye/CVE/blob/master/Battle%20Net%20Launcher%20Local%20Privilege%20Escalation third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-27383?
CVE-2020-27383 has been scored as a high severity vulnerability.
How to fix CVE-2020-27383?
To fix CVE-2020-27383, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-27383 being actively exploited in the wild?
It is possible that CVE-2020-27383 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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