CVE-2021-0646 — Out-of-bounds Write in Google Android

CWE-787 — Out-of-bounds WriteCWE-20 — Improper Input Validation5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 91.38%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform External SqliteGoogle Android
Timeline
PublishedAug 17
Latest updateMay 24

Description

In sqlite3_str_vappendf 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.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-153352319

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-9 Android-10 Android-11 Android-8.1
▶NVDgoogle/android4 versions+3
▶Androidplatform/external_sqlite8.1:0 — 8.1:2021-08-01+3

🔴Vulnerability Details

3
GHSA
GHSA-4pf8-rcwc-5q5p: In sqlite3_str_vappendf of sqlite3↗2022-05-24
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CVEList
CVE-2021-0646: In sqlite3_str_vappendf of sqlite3↗2021-08-17
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OSV
CVE-2021-0646: In sqlite3_str_vappendf of sqlite3↗2021-08-01
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📋Vendor Advisories

1
Android
CVE-2021-0646: Android Security Bulletin 2021-08-01 CVE: CVE-2021-0646 Severity: HIGH Type: EoP Affected AOSP versions: 8↗2021-08-01
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CVE-2021-0646 — Out-of-bounds Write in Google Android | cvebase