PT-2022-10989 · Google · Android

Published 2022-03-01 · Updated 2022-03-23 · CVE-2021-39709

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-12

Description The issue is related to a possible permission bypass due to an unsafe PendingIntent in the sendSipAccountsRemovedNotification function of SipAccountRegistry.java. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android version Android-12, consider restricting the use of the sendSipAccountsRemovedNotification function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

ASB-A-208817618

CVE-2021-39709

Affected Products

Android

References · 6

• https://osv.dev/vulnerability/ASB-A-208817618 · Vendor Advisory
• https://source.android.com/security/bulletin/2022-03-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-39709 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39709 · Security Note
• https://t.me/cibsecurity/39059 · Telegram Post
• https://android.googlesource.com/platform/packages/services/Telephony/+/7c9b65a4de4540a50a16781e9f55857544453bc2 · Note