CVE-2023-21267 — Sensitive Information Exposure in Frameworks Base

CWE-200 — Sensitive Information Exposure4 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 99.79%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedAug 14
Latest updateApr 1

Description

In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure 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:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶Androidplatform/frameworks_base14-next:0 — 14-next:2024-04-01+4
▶CVEListV5google/android4 versions+3
▶NVDgoogle/android4 versions+3

🔴Vulnerability Details

2
OSV
CVE-2023-21267: In multiple functions of KeyguardViewMediator↗2024-04-01
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GHSA
GHSA-9ww7-xcfq-fwj7: In doKeyguardLocked of KeyguardViewMediator↗2023-08-14
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📋Vendor Advisories

1
Android
CVE-2023-21267: Android Security Bulletin 2024-04-01 CVE: CVE-2023-21267 Severity: HIGH Type: ID Affected AOSP versions: 12, 12L, 13, 14 References: A-218495634 [2] [↗2024-04-01
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