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CVE-2009-0093

3.5 · LOW

Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008, when dynamic updates are enabled, does not restrict registration of the "wpad" hostname, which allows rem…

Published Mar 11, 2009microsoftCWE-20EPSS 17.02%

Overview

CVE-2009-0093 is a low-severity vulnerability affecting microsoft windows_2000. It was published on March 11, 2009 and has a CVSS 2.0 base score of 3.5 (LOW).

This vulnerability has a CVSS 2.0 base score of 3.5, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008, when dynamic updates are enabled, does not restrict registration of the "wpad" hostname, which allows remote authenticated users to hijack the Web Proxy Auto-Discovery (WPAD) feature, and conduct man-in-the-middle attacks by spoofing a proxy server, via a Dynamic Update request for this hostname, aka "DNS Server Vulnerability in WPAD Registration Vulnerability," a related issue to CVE-2007-1692.

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_2000 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

Refblog.ncircle.com/blogs/vert/archives/2009/03/successful_exploit_renders_mic.htmlRefblogs.technet.com/srd/archive/2009/03/13/ms09-008-dns-and-wins-server-security-update-in-more-detail.aspxRefosvdb.org/52519Refsecunia.com/advisories/34217Refsupport.avaya.com/elmodocs2/security/ASA-2009-083.htmRefwww.securityfocus.com/bid/33989Refwww.securitytracker.com/id?1021830Refwww.us-cert.gov/cas/techalerts/TA09-069A.htmlRefwww.vupen.com/english/advisories/2009/0661Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-008

How CyberStrike helps

Frequently asked questions

What is CVE-2009-0093?

CVE-2009-0093 is a low-severity vulnerability affecting microsoft windows_2000. It was published on March 11, 2009 and has a CVSS 2.0 base score of 3.5 (LOW).

How severe is CVE-2009-0093?

This vulnerability has a CVSS 2.0 base score of 3.5, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2009-0093?

Check the references section for vendor advisories and patches from microsoft. Update windows_2000 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-2009-0093?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-0093 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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