PT-2020-16627 · Google · Android

Published 2020-12-15 · Updated 2021-07-21 · CVE-2020-27051

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-11

Description The issue is related to a possible out of bounds write due to an integer overflow in the NFA RwI93WriteMultipleBlocks function of nfa rw api.cc. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is required for exploitation.

Recommendations For Android version Android-11, update to a version that includes the fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Overflow

Memory Corruption

Weakness Enumeration

CWE-190

CWE-787

Related Identifiers

CVE-2020-27051

Affected Products

Android

References · 4

• https://osv.dev/vulnerability/CVE-2020-27051 · Vendor Advisory
• https://source.android.com/security/bulletin/pixel/2020-12-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27051 · Security Note
• https://t.me/cibsecurity/20860 · Telegram Post