CVE-2001-0631

Name: CVE-2001-0631
Creator: NVD / NIST
Published: 2001-08-22T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.46%

Last modified Jun 16, 2026

CVE-2001-0631 is a vulnerability of currently unknown severity. Centrinity First Class Internet Services 5.50 allows for the circumventing of the default 'spam' filters via the presence of '<@>' in the 'From:' field, which allows remote attackers to send spoofed email with the identity of local users.. EPSS estimates a 1.46% chance of exploitation in the next 30 days.

Description

Centrinity First Class Internet Services 5.50 allows for the circumventing of the default 'spam' filters via the presence of '<@>' in the 'From:' field, which allows remote attackers to send spoofed email with the identity of local users.

Metrics

EPSS Probability

1.46%

70.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Opentext	Firstclass	5.50

References

http://archives.neohapsis.com/archives/bugtraq/2001-02/0376.htmlExploit, Vendor Advisory
http://archives.neohapsis.com/archives/bugtraq/2001-02/0440.htmlVendor Advisory
http://www.securityfocus.com/bid/2423Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/6192Third Party Advisory
http://archives.neohapsis.com/archives/bugtraq/2001-02/0376.htmlExploit, Vendor Advisory
http://archives.neohapsis.com/archives/bugtraq/2001-02/0440.htmlVendor Advisory
http://www.securityfocus.com/bid/2423Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/6192Third Party Advisory

Timeline

Published: Aug 22, 2001
Last Modified: Jun 16, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2001-0631?

How severe is CVE-2001-0631?

Severity scoring for CVE-2001-0631 is pending analysis. The EPSS model estimates a 1.46% probability of exploitation in the next 30 days.

How do I fix CVE-2001-0631?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2001-0631?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST