PT-2023-17737 · Google · Android

Published 2023-02-01 · Updated 2023-03-06 · CVE-2023-20948

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-12 through Android-13

Description In the dropFramesUntilIframe function of AAVCAssembler.cpp, there is a possible out of bounds read due to a heap buffer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android versions Android-12 through Android-13, update to a version that includes the fix for the issue in AAVCAssembler.cpp. As a temporary workaround, consider restricting access to sensitive information to minimize the risk of exploitation.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ASB-A-230630526

CVE-2023-20948

Affected Products

Android

References · 6

• https://osv.dev/vulnerability/CVE-2023-20948 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-230630526 · Vendor Advisory
• https://source.android.com/security/bulletin/2023-02-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20948 · Security Note
• https://android.googlesource.com/platform/frameworks/av/+/d037f9d65f1356bc99fd8e882e641e89796029d2 · Note
• https://t.me/cibsecurity/59114 · Telegram Post