CVE-2018-20817

Public Exploit

Description

SV_SteamAuthClient in various Activision Infinity Ward Call of Duty games before 2015-08-11 is missing a size check when reading authBlob data into a buffer, which allows one to execute code on the remote target machine when sending a steam authentication request. This affects Call of Duty: Modern Warfare 2, Call of Duty: Modern Warfare 3, Call of Duty: Ghosts, Call of Duty: Advanced Warfare, Call of Duty: Black Ops 1, and Call of Duty: Black Ops 2.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 3.06% Top 15%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/RektInator/cod-steamauth-rce third party advisory exploit
https://github.com/momo5502/cod-exploits/tree/master/steam-auth third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-20817?
CVE-2018-20817 has been scored as a critical severity vulnerability.
How to fix CVE-2018-20817?
To fix CVE-2018-20817, 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-2018-20817 being actively exploited in the wild?
It is possible that CVE-2018-20817 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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