CVE-2025-20730 — Improper Authentication in Google Android

CWE-287 — Improper Authentication4 documents4 sources
Severity
6.7MEDIUMNVD
EPSS
0.0%
top 99.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Google AndroidLinuxfoundation YoctoOpenwrt+1 more
Timeline
PublishedNov 4
Latest updateDec 1

Description

In preloader, there is a possible escalation of privilege due to an insecure default value. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10068463; Issue ID: MSV-4141.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9

Affected Packages4 packages

▶NVDgoogle/android4 versions+3
▶NVDopenwrt/openwrt21.02.0, 23.05.0+1
▶NVDrdkcentral/rdk-b2024q1

🔴Vulnerability Details

2
GHSA
GHSA-ghx5-r834-wpjq: In preloader, there is a possible escalation of privilege due to an insecure default value↗2025-11-04
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CVEList
CVE-2025-20730: In preloader, there is a possible escalation of privilege due to an insecure default value↗2025-11-04
▶

📋Vendor Advisories

1
Android
CVE-2025-20730: preloader↗2025-12-01
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CVE-2025-20730 — Improper Authentication in Google | cvebase