How severe is CVE-2019-6744?

CVE-2019-6744 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over physical access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-6744 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-6744?

CVE-2019-6744 affects Samsung Knox. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-6744?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-6744 published?

CVE-2019-6744 was published on 2020-02-10 and last updated on 2026-06-17.

CVE-2019-6744

CVE-2019-6744 is a medium-severity vulnerability in Samsung Knox with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Samsung Knox
Published: 2020-02-10
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2019-6744?: CVE-2019-6744 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over physical access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-6744 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-6744?: CVE-2019-6744 affects Samsung Knox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-6744?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-6744 published?: CVE-2019-6744 was published on 2020-02-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:samsung:knox:1.2.02.39:*:*:*:*:*:*:*

More vulnerabilities in Samsung Knox

CVE-2016-3996 — Medium (CVSS 5.5): ClipboardDataMgr in Samsung KNOX 1.0.0 and 2.3.0 does not properly check the caller, which allows local users to read…
CVE-2016-1920 — Medium (CVSS 5.5): Samsung KNOX 1.0.0 uses the shared certificate on Android, which allows local users to conduct man-in-the-middle…
CVE-2016-1919 — Medium (CVSS 4.7): Samsung KNOX 1.0 uses a weak eCryptFS Key generation algorithm, which makes it easier for local users to obtain…

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Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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