CVE-2024-40671: android Auth Bypass — Fix

Description

In DevmemIntChangeSparse2 of devicemem_server.c, there is a possible way to achieve arbitrary code execution due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-862 Missing Authorization

CWE-94 CWE-94

Affected Products

Vendor	Product	Versions
google	android	All

References

Advisories & Patches

https://source.android.com/security/bulletin/2024-11-01

Frequently Asked Questions

What is CVE-2024-40671? +

In DevmemIntChangeSparse2 of devicemem_server.c, there is a possible way to achieve arbitrary code execution due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-40671? +

CVE-2024-40671 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-40671? +

CVE-2024-40671 affects products from google, specifically: android. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-40671? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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