CVE-2021-39778

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In Telecomm, there is a possible way to determine whether an app is installed, without query permissions, due to improper input validation. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-196406138

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published
Mar 30, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-397795.5In getCallStateUsingPackage of Telecom Service, there is a missing permission check. This could lead to local information disclosure of the CVE-2021-39785.5When copying files with rsync, octorpki uses the "-a" flag 0, which forces rsync to copy binaries with the suid bit set as root. Since the pCVE-2021-397807.8In Traceur, there is a possible bypass of developer settings requirements for capturing system traces due to a missing permission check. ThiCVE-2021-397817.8In SmsController, there is a possible information disclosure due to a permissions bypass. This could lead to local escalation of privilege aCVE-2021-397827.8In Telephony, there is a possible unauthorized modification of the PLMN SIM file due to a missing permission check. This could lead to localCVE-2021-397837.8In rcsservice, there is a possible way to modify TTY mode due to a missing permission check. This could lead to local escalation of privilegCVE-2021-397847.8In CellBroadcastReceiver, there is a possible path to enable specific cellular features due to a missing permission check. This could lead tCVE-2021-397866.7In NFC, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System CVE-2021-397877.8In SystemUI, there is a possible arbitrary Activity launch due to a confused deputy. This could lead to local escalation of privilege with nCVE-2021-397885.5In TelecomManager, there is a possible way to check if a particular self managed phone account was registered on the device due to side chanCVE-2021-397897.8In Telecom, there is a possible leak of TTY mode change due to a missing permission check. This could lead to local escalation of privilege CVE-2021-39796.5A key length flaw was found in Red Hat Ceph Storage. An attacker can exploit the fact that the key length is incorrectly passed in an encryp
CVE-2021-39778: Medium severity, CVSS 5.5 | Vulnix