CVE-2019-6742

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-06-03 · updated 2026-06-17
Weakness: CWE-358

Description

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Samsung Galaxy S9 prior to 1.4.20.2. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the GameServiceReceiver update mechanism. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-7477.

Affected products

Samsung Galaxy S9: before 1.4.20.2 — fixed in 1.4.20.2

How to fix

Upgrade to a fixed version: Samsung Galaxy S9 1.4.20.2. Check the vendor advisory for mitigations.

References

https://www.zerodayinitiative.com/advisories/ZDI-19-255/
https://www.zerodayinitiative.com/advisories/ZDI-19-255/

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