PT-2023-17905 · Google · Android

Published 2023-05-15 · Updated 2025-01-31 · CVE-2023-21111

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-11 through Android-13

Description The issue is related to improper input validation in several functions of PhoneAccountRegistrar.java, which could prevent access to emergency services and lead to a local denial of service. No additional execution privileges are needed, and user interaction is not required for exploitation.

Recommendations For Android versions Android-11 through Android-13, 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.

RCE

Weakness Enumeration

CWE-1284

CWE-20

Related Identifiers

ASB-A-256819769

CVE-2023-21111

Affected Products

Android

References · 11

• https://nvd.nist.gov/vuln/detail/CVE-2023-21111 · Security Note
• https://osv.dev/vulnerability/ASB-A-256819769 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-21111 · Vendor Advisory
• https://source.android.com/security/bulletin/2023-05-01 · Vendor Advisory
• https://t.me/cibsecurity/64178 · Telegram Post
• https://android.googlesource.com/platform/packages/services/Telecomm/+/77e56baaab063bac6374e0ebe4f3941b91a1ae71 · Note
• https://android.googlesource.com/platform/frameworks/base/+/d697852919eeb26e161c9a426f89668bd3abb92d · Note
• https://t.me/cvenotify/51019 · Telegram Post
• https://source.android.com/security/bulletin/2023-11-01 · Note
• https://t.me/cvenotify/109403 · Telegram Post
• https://t.me/cvenotify/50515 · Telegram Post