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CRITICAL · 9.8

CVE-2018-21054

An issue was discovered on Samsung mobile devices with M(6.0), N(7.x) and O(8.x) except exynos9610/9820 in all Platforms, M(6.0) except MSM8909 SC77xx/9830 exynos3470/5420, N(7.0) except MSM8939, N(7....

Vulnerability Description

An issue was discovered on Samsung mobile devices with M(6.0), N(7.x) and O(8.x) except exynos9610/9820 in all Platforms, M(6.0) except MSM8909 SC77xx/9830 exynos3470/5420, N(7.0) except MSM8939, N(7.1) except MSM8996 SDM6xx/M6737T software. There is an integer underflow with a resultant buffer overflow in eCryptFS. The Samsung ID is SVE-2017-11857 (September 2018).

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
GoogleAndroid6.0
SamsungExynos 9610-
SamsungExynos 9820-
QualcommMsm8909-
QualcommMsm9830-
SamsungExynos 3470-
SamsungExynos 5420-
UnisocSc7715-
UnisocSc7730-
UnisocSc7731-
QualcommMsm8939-
MediatekM6737T-
QualcommMsm8996-
QualcommSdm6Xx-

Related Weaknesses (CWE)

CWE-190

References

FAQ

What is CVE-2018-21054?

CVE-2018-21054 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered on Samsung mobile devices with M(6.0), N(7.x) and O(8.x) except exynos9610/9820 in all Platforms, M(6.0) except MSM8909 SC77xx/9830 exynos3470/5420, N(7.0) except MSM8939, N(7....

How severe is CVE-2018-21054?

CVE-2018-21054 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-21054?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android, Samsung Exynos 9610, Samsung Exynos 9820, Qualcomm Msm8909, Qualcomm Msm9830.