PT-2020-8240 · Samsung+1 · Exynos8890+2

Published 2020-04-07 · Updated 2020-04-08 · CVE-2017-18691

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: Samsung mobile devices with M(6.0) and N(7.0) (Exynos8890 chipsets) software

Description: An issue was discovered in Samsung mobile devices, specifically those with M(6.0) and N(7.0) software and Exynos8890 chipsets. The problem involves multiple Buffer Overflows in TSP sysfs cmd store.

Recommendations: For Samsung mobile devices with M(6.0) software, update to a version that addresses the Buffer Overflows in TSP sysfs cmd store. For Samsung mobile devices with N(7.0) software, update to a version that addresses the Buffer Overflows in TSP sysfs cmd store. As a temporary workaround, consider restricting access to the TSP sysfs cmd store to minimize the risk of exploitation.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2017-18691

Affected Products

Android 6.0

Android 7.0

Exynos8890

References · 4

• https://osv.dev/vulnerability/CVE-2017-18691 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-18691 · Security Note
• https://security.samsungmobile.com/securityUpdate.smsb · Vendor Advisory
• https://t.me/cvenotify/2498 · Telegram Post