CVE-2017-18689 — HIGH (7.5)

Vulnerability Description

An issue was discovered on Samsung mobile devices with M(6.0) and N(7.0) (Exynos5433, Exynos7420, or Exynos7870 chipsets) software. An attacker can bypass a ko (aka Kernel Module) signature by modifying the count of kernel modules. The Samsung ID is SVE-2016-7466 (January 2017).

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Google	Android	6.0
Samsung	Exynos 5433	-
Samsung	Exynos 7420	-
Samsung	Exynos 7870	-

Related Weaknesses (CWE)

CWE-354

References

https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory
https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory

FAQ

What is CVE-2017-18689?

CVE-2017-18689 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered on Samsung mobile devices with M(6.0) and N(7.0) (Exynos5433, Exynos7420, or Exynos7870 chipsets) software. An attacker can bypass a ko (aka Kernel Module) signature by modifyi...

How severe is CVE-2017-18689?

CVE-2017-18689 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-18689?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android, Samsung Exynos 5433, Samsung Exynos 7420, Samsung Exynos 7870.