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CVE-2008-3893

5.5 · MEDIUM

Microsoft Bitlocker in Windows Vista before SP1 stores pre-boot authentication passwords in the BIOS Keyboard buffer and does not clear this buffer during boot, which allows local users to obtain s…

Published Sep 3, 2008microsoftCWE-200EPSS 1.50%

Overview

CVE-2008-3893 is a medium-severity vulnerability affecting microsoft windows_vista. It was published on September 3, 2008 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

Microsoft Bitlocker in Windows Vista before SP1 stores pre-boot authentication passwords in the BIOS Keyboard buffer and does not clear this buffer during boot, which allows local users to obtain sensitive information by reading the physical memory locations associated with this buffer.

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_vista to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refsecunia.com/advisories/31619Refwww.ivizsecurity.com/security-advisory-iviz-sr-0801.htmlRefsecunia.com/advisories/31619Refwww.ivizsecurity.com/security-advisory-iviz-sr-0801.html

How CyberStrike helps

Frequently asked questions

What is CVE-2008-3893?

CVE-2008-3893 is a medium-severity vulnerability affecting microsoft windows_vista. It was published on September 3, 2008 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2008-3893?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2008-3893?

Check the references section for vendor advisories and patches from microsoft. Update windows_vista to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-3893?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-3893 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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