Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2001-0509

5.0 · MEDIUM

Vulnerabilities in RPC servers in (1) Microsoft Exchange Server 2000 and earlier, (2) Microsoft SQL Server 2000 and earlier, (3) Windows NT 4.0, and (4) Windows 2000 allow remote attackers to cause…

Published Sep 20, 2001microsoftCWE-20EPSS 16.98%

Overview

CVE-2001-0509 is a medium-severity vulnerability affecting microsoft exchange_server. It was published on September 20, 2001 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Vulnerabilities in RPC servers in (1) Microsoft Exchange Server 2000 and earlier, (2) Microsoft SQL Server 2000 and earlier, (3) Windows NT 4.0, and (4) Windows 2000 allow remote attackers to cause a denial of service via malformed inputs.

Remediation

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

Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-041Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A82Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-041Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A82

How CyberStrike helps

Frequently asked questions

What is CVE-2001-0509?

CVE-2001-0509 is a medium-severity vulnerability affecting microsoft exchange_server. It was published on September 20, 2001 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2001-0509?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2001-0509?

Check the references section for vendor advisories and patches from microsoft. Update exchange_server 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-2001-0509?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2001-0509 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.

Related MEDIUM CVEs from 2001

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999