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Vulnerability record · CVE-2005-1205 · published 14 June 2005

CVE-2005-1205: Microsoft windows 2003 server vulnerability

Microsoft · Windows 2003 Server

The Telnet client for Microsoft Windows XP, Windows Server 2003, and Windows Services for UNIX allows remote attackers to read sensitive environment variables via the NEW-ENVIRON option with a SEND ENV_USERVAR command.

5.0 CVSS 2.0 Medium EPSS 33% · top 1.7%
5.0CVSS 2.0 base score
33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
18References
16 Jun 2026Last modified by NVD

Description

The Telnet client for Microsoft Windows XP, Windows Server 2003, and Windows Services for UNIX allows remote attackers to read sensitive environment variables via the NEW-ENVIRON option with a SEND ENV_USERVAR command.

AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://idefense.com/application/poi/display?id=260&type=vulnerabilities PatchVendor Advisory
http://secunia.com/advisories/15690/ PatchVendor Advisory
http://securitytracker.com/id?1014203
http://www.kb.cert.org/vuls/id/800829 PatchThird Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/13940
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-033
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1132
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A605
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A784
http://idefense.com/application/poi/display?id=260&type=vulnerabilities PatchVendor Advisory
http://secunia.com/advisories/15690/ PatchVendor Advisory
http://securitytracker.com/id?1014203
http://www.kb.cert.org/vuls/id/800829 PatchThird Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/13940
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-033
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1132
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A605
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A784

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2005-1205), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.