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CVE-2001-0894

5.0 · MEDIUM
Published Nov 11, 2001 wietse_venema EPSS 1.91% (78th pctl)

Overview

CVE-2001-0894 is a medium-severity vulnerability affecting wietse_venema postfix. It was published on November 11, 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

Vulnerability in Postfix SMTP server before 20010228-pl07, when configured to email the postmaster when SMTP errors cause the session to terminate, allows remote attackers to cause a denial of service (memory exhaustion) by generating a large number of SMTP errors, which forces the SMTP session log to grow too large.

Remediation

Check the references section for vendor advisories and patches from wietse_venema. Update postfix 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

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2001-0894?

CVE-2001-0894 is a medium-severity vulnerability affecting wietse_venema postfix. It was published on November 11, 2001 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2001-0894?

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-2001-0894?

Check the references section for vendor advisories and patches from wietse_venema. Update postfix 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-2001-0894?

CyberStrike's AI-powered security agents can automatically detect CVE-2001-0894 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.