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CVE-2003-0641

4.6 · MEDIUM

WatchGuard ServerLock for Windows 2000 before SL 2.0.3 allows local users to load arbitrary modules via the OpenProcess() function, as demonstrated using (1) a DLL injection attack, (2) ZwSetSystem…

Published Aug 27, 2003watchguardEPSS 0.36%

Overview

CVE-2003-0641 is a medium-severity vulnerability affecting watchguard serverlock. It was published on August 27, 2003 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

WatchGuard ServerLock for Windows 2000 before SL 2.0.3 allows local users to load arbitrary modules via the OpenProcess() function, as demonstrated using (1) a DLL injection attack, (2) ZwSetSystemInformation, and (3) API hooking in OpenProcess.

Remediation

Check the references section for vendor advisories and patches from watchguard. Update serverlock 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

Refmarc.info/?l=bugtraq&m=105848106631132&w=2Refsecunia.com/advisories/9310Refwww.osvdb.org/6578Refwww.securityfocus.com/bid/8222Refexchange.xforce.ibmcloud.com/vulnerabilities/12665Refmarc.info/?l=bugtraq&m=105848106631132&w=2Refsecunia.com/advisories/9310Refwww.osvdb.org/6578Refwww.securityfocus.com/bid/8222Refexchange.xforce.ibmcloud.com/vulnerabilities/12665

How CyberStrike helps

Frequently asked questions

What is CVE-2003-0641?

CVE-2003-0641 is a medium-severity vulnerability affecting watchguard serverlock. It was published on August 27, 2003 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

How severe is CVE-2003-0641?

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2003-0641?

Check the references section for vendor advisories and patches from watchguard. Update serverlock 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-2003-0641?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2003-0641 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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