CVE-2021-0428 — Missing Authorization in Google Android

CWE-862 — Missing AuthorizationCWE-276 — Incorrect Default Permissions5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 96.75%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Platform Frameworks BasePlatform Frameworks OPT TelephonyPlatform Packages Providers Contactsprovider+1 more
Timeline
PublishedApr 13
Latest updateMay 24

Description

In getSimSerialNumber of TelephonyManager.java, there is a possible way to read a trackable identifier due to a missing permission check. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-173421434

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages5 packages

▶CVEListV5google/androidAndroid-10
▶NVDgoogle/android10.0
▶Androidplatform/frameworks_base10:0 — 10:2021-09-01
▶Androidplatform/frameworks_opt_telephony10:0 — 10:2021-09-01
▶Androidplatform/packages_providers_contactsprovider10:0 — 10:2021-09-01

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-5p76-82qh-5gp5: In getSimSerialNumber of TelephonyManager↗2022-05-24
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OSV
CVE-2021-0428: In getSimSerialNumber of TelephonyManager↗2021-09-01
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CVEList
CVE-2021-0428: In getSimSerialNumber of TelephonyManager↗2021-04-13
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📋Vendor Advisories

1
Android
CVE-2021-0428: Android Security Bulletin 2021-09-01 CVE: CVE-2021-0428 Severity: HIGH Type: ID Affected AOSP versions: 10 References: A-173421434 [2] [3] [4] [5] [6]↗2021-09-01
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CVE-2021-0428 — Missing Authorization in Google Android | cvebase