PT-2021-13282 · Google · Android

Published 2021-08-01 · Updated 2021-08-25 · CVE-2021-0646

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-8.1 through Android-11

Description In the sqlite3 str vappendf function of sqlite3.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege if the user can also inject a printf into a privileged process's SQL with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android versions Android-8.1 through Android-11, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ASB-A-153352319

CVE-2021-0646

Affected Products

Android

References · 7

• https://osv.dev/vulnerability/CVE-2021-0646 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0646 · Security Note
• https://source.android.com/security/bulletin/2021-08-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-153352319 · Vendor Advisory
• https://t.me/cvenotify/19542 · Telegram Post
• https://android.googlesource.com/platform/external/sqlite/+/c072485125763d11da918aec3232b9e3b113d8dd · Note
• https://t.me/cibsecurity/27457 · Telegram Post