PT-2023-1854 · Google · Android

CVE-2023-20951 · Published 2023-03-01 · Updated 2025-04-03

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 Android versions Android-11 through Android-13

Description The issue is caused by a missing bounds check in the gatt process prep write rsp function of gatt cl.cc, which could lead to a possible out of bounds write. This may result in remote code execution with no additional execution privileges needed. User interaction is not required for exploitation. The vulnerability exists due to insufficient input validation in the System component of the Android operating system, allowing a remote attacker to execute arbitrary code.

Recommendations For Android versions Android-11 through Android-13, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Memory Corruption

Weakness Enumeration

CWE-20

CWE-787

Related Identifiers

ASB-A-258652631

BDU:2023-01453

BDU:2023-01457

CVE-2023-20951

Affected Products

Android

References · 16

• https://osv.dev/vulnerability/CVE-2023-20951 · Vendor Advisory
• https://source.android.com/security/bulletin/2023-03-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-258652631 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20951 · Security Note
• https://bdu.fstec.ru/vul/2023-01453 · Security Note
• https://bdu.fstec.ru/vul/2023-01457 · Security Note
• https://t.me/aptreports/3061 · Telegram Post
• https://t.me/pentestingnews/33761 · Telegram Post
• https://twitter.com/Cipherhavensec/status/1907604958989660309 · Twitter Post
• https://t.me/true_secator/4145 · Telegram Post
• https://t.me/ckure/12187 · Telegram Post
• https://securityonline.info/cve-2023-20951-cve-2023-20954-android-rce-vulnerability · Note
• https://t.me/cvenotify/112493 · Telegram Post
• https://android.googlesource.com/platform/packages/modules/Bluetooth/+/7ad513b983389b194e419698da278c1c0481f46d · Note
• https://source.android.com/docs/security/bulletin/2023-03-01?hlru · Note