CVE-2017-18020 — HIGH (8.4)

Vulnerability Description

On Samsung mobile devices with L(5.x), M(6.x), and N(7.x) software and Exynos chipsets, attackers can execute arbitrary code in the bootloader because S Boot omits a size check during a copy of ramfs data to memory. The Samsung ID is SVE-2017-10598.

CVSS Score

8.4

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Samsung	Samsung Mobile	5.0

Related Weaknesses (CWE)

CWE-20

References

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

FAQ

What is CVE-2017-18020?

CVE-2017-18020 is a vulnerability with a CVSS score of 8.4 (HIGH). On Samsung mobile devices with L(5.x), M(6.x), and N(7.x) software and Exynos chipsets, attackers can execute arbitrary code in the bootloader because S Boot omits a size check during a copy of ramfs ...

How severe is CVE-2017-18020?

CVE-2017-18020 has been rated HIGH with a CVSS base score of 8.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-18020?

Check the references section above for vendor advisories and patch information. Affected products include: Samsung Samsung Mobile.