CVE-2023-21117 — Incorrect Authorization in Google Android

CWE-863 — Incorrect Authorization4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 99.91%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedMay 15
Latest updateMay 16

Description

In registerReceiverWithFeature of ActivityManagerService.java, there is a possible way for isolated processes to register a broadcast receiver due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-263358101

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶CVEListV5google/androidAndroid-13
▶NVDgoogle/android13.0
▶Androidplatform/frameworks_base13-next:0 — 13-next:2023-05-01+1

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-2q3q-wgvc-2m5p: In registerReceiverWithFeature of ActivityManagerService↗2023-05-16
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OSV
CVE-2023-21117: In registerReceiverWithFeature of ActivityManagerService↗2023-05-01
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📋Vendor Advisories

1
Android
CVE-2023-21117: Android Security Bulletin 2023-05-01 CVE: CVE-2023-21117 Severity: HIGH Type: EoP Affected AOSP versions: 13 References: A-263358101↗2023-05-01
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