CVE-2023-40104: android Cert Validation Flaw — Fix

Description

In ca-certificates, there is a possible way to read encrypted TLS data due to untrusted cryptographic certificates. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-295 CWE-295

Affected Products

Vendor	Product	Versions
google	android	All
google	android	All
google	android	All
google	android	All

References

Advisories & Patches

https://android.googlesource.com/platform/system/ca-certificates/+/91204b9fdbd77b3f27f94b73868607b2dccbfdad https://source.android.com/security/bulletin/2023-11-01 https://android.googlesource.com/platform/system/ca-certificates/+/91204b9fdbd77b3f27f94b73868607b2dccbfdad https://source.android.com/security/bulletin/2023-11-01

Frequently Asked Questions

What is CVE-2023-40104? +

In ca-certificates, there is a possible way to read encrypted TLS data due to untrusted cryptographic certificates. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-40104? +

CVE-2023-40104 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-40104? +

CVE-2023-40104 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-2023-40104? +

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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CVE-2023-40104