Auth bypass in Samsung Galaxy S9
CVE-2019-6744
This vulnerability allows local attackers to disclose sensitive information on affected installations of Samsung Knox 1.2.02.39 on Samsung Galaxy S9 build G9600ZHS3ARL1 Secure Folder. An attacker must first obtain physical access to the device in order to exploit this vulnerability. The specific flaws exists within the the handling of the lock screen for Secure Folder. The issue results from the lack of proper validation that a user has correctly authenticated. An attacker can leverage this vulnerability to disclose the contents of the secure container. Was ZDI-CAN-7381.
EPSS: 0.004 (29.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Samsung Galaxy_s9
- Samsung Knox — versions 1.2.02.39, 1.2.02.39 on Samsung Galaxy S9 build G9600ZHS3ARL1
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_refsource_MISC, Not Applicable)
- zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-6744?
- CVE-2019-6744 is a medium-severity vulnerability in Samsung Galaxy S9, classified under Improper Access Control. CVSS score: 4.3/10. Published 2020-02-10.
- How severe is CVE-2019-6744?
- Medium severity. CVSS v3 base score is 4.3 out of 10.