CVE-2018-4048

Name: CVE-2018-4048
Creator: NVD / NIST
Published: 2019-05-30T17:29:00.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2018-4048 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An exploitable local privilege elevation vulnerability exists in the file system permissions of the `Temp` directory in GOG Galaxy 1.2.48.36 (Windows 64-bit Installer). An attacker can overwrite executables of the Desktop Galaxy Updater to exploit this vulnerability and execute arbitrary code with SYSTEM privileges.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

An exploitable local privilege elevation vulnerability exists in the file system permissions of the `Temp` directory in GOG Galaxy 1.2.48.36 (Windows 64-bit Installer). An attacker can overwrite executables of the Desktop Galaxy Updater to exploit this vulnerability and execute arbitrary code with SYSTEM privileges.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.60%

44.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-668

Affected Software

Vendor	Product	Versions
Gog	Galaxy	1.2.48.36

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0722Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0722Exploit, Third Party Advisory

Timeline

Published: May 30, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-4048?

How severe is CVE-2018-4048?

CVE-2018-4048 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2018-4048?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-4048?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST