CVE-2023-21245 — Incorrect Authorization in Frameworks Base

CWE-863 — Incorrect Authorization4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 94.73%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedJul 13
Latest updateJan 1

Description

In showNextSecurityScreenOrFinish of KeyguardSecurityContainerController.java, there is a possible way to access the lock screen during device setup due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

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

▶Androidplatform/frameworks_base14-next:0 — 14-next:2024-01-01+5
▶CVEListV5google/android4 versions+3
▶NVDgoogle/android4 versions+3

Patches

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

🔴Vulnerability Details

2
OSV
CVE-2023-21245: In showNextSecurityScreenOrFinish of KeyguardSecurityContainerController↗2024-01-01
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GHSA
GHSA-xh9q-jvq8-p253: In showNextSecurityScreenOrFinish of KeyguardSecurityContainerController↗2023-07-13
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📋Vendor Advisories

1
Android
CVE-2023-21245: Android Security Bulletin 2024-01-01 CVE: CVE-2023-21245 Severity: HIGH Type: EoP Affected AOSP versions: 11, 12, 12L, 13, 14 References: A-222446076↗2024-01-01
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