CVE-2005-3170

Name: CVE-2005-3170
Creator: NVD / NIST
Published: 2005-10-06T10:02:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5/10EPSS 0.94%

Last modified Jun 16, 2026

CVE-2005-3170 is a medium-severity vulnerability rated 5/10 on the CVSS scale. The LDAP client on Microsoft Windows 2000 before Update Rollup 1 for SP4 accepts certificates using LDAP Secure Sockets Layer (LDAPS) even when the Certificate Authority (CA) is not trusted, which could allow attackers to trick users into believing that they are accessing a trusted site.. EPSS estimates a 0.94% chance of exploitation in the next 30 days.

Description

The LDAP client on Microsoft Windows 2000 before Update Rollup 1 for SP4 accepts certificates using LDAP Secure Sockets Layer (LDAPS) even when the Certificate Authority (CA) is not trusted, which could allow attackers to trick users into believing that they are accessing a trusted site.

Metrics

CVSS 3.1

5/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

EPSS Probability

0.94%

56.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 2000	All versions	Sp4

References

http://support.microsoft.com/kb/883639Broken Link, Patch, Vendor Advisory
http://support.microsoft.com/kb/900345Broken Link, Patch, Vendor Advisory
http://support.microsoft.com/kb/883639Broken Link, Patch, Vendor Advisory
http://support.microsoft.com/kb/900345Broken Link, Patch, Vendor Advisory

Timeline

Published: Oct 6, 2005
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2005-3170?

How severe is CVE-2005-3170?

CVE-2005-3170 has a CVSS score of 5/10 (MEDIUM severity). The EPSS model estimates a 0.94% probability of exploitation in the next 30 days.

How do I fix CVE-2005-3170?

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-2005-3170?

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

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Source: NVD / NIST