Is CVE-2009-1930 being actively exploited?

CVE-2009-1930 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1930?

CVE-2009-1930 has a CVSS 2.0 base score of 10.0 (HIGH).

CVE-2009-1930

HIGH · CVSS 10.0EPSS 41.4%EU EUVD

The Telnet service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote Telnet servers to execute arbitrary code on a client machine by replaying the NTLM credentials of a client user, aka "Telnet Credential Reflection Vulnerability," a related issue to CVE-2000-0834.

Key facts

CVSS score: 10.0 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-255
EPSS score: 41.4% (99th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1925)
Published: August 12, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1925 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

microsoft / windows 2000
microsoft / windows 2003 server
microsoft / windows 2003 server
microsoft / windows 2003 server
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows vista
microsoft / windows vista
microsoft / windows vista
microsoft / windows vista
microsoft / windows vista
microsoft / windows xp
microsoft / windows xp
microsoft / windows xp

Certified products that may be affected

11 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Windows Vista Enhanced Cryptographic Provider (RSAENH) - Microsoft Corporation - FIPS 140 1002 - historical
Windows Vista Enhanced DSS and Diffie-Hellman Cryptographic Provider (DSSENH) - Microsoft Corporation - FIPS 140 1003 - historical
Windows XP Enhanced Cryptographic Provider (RSAENH) - Microsoft Corporation - FIPS 140 989 - historical
Windows XP Enhanced DSS and Diffie-Hellman Cryptographic Provider (DSSENH) - Microsoft Corporation - FIPS 140 990 - historical
Windows Vista Boot Manager (bootmgr) - Microsoft Corporation - FIPS 140 978 - historical

See all 11 in the Security Certifications Explorer.

References

http://osvdb.org/56904
http://secunia.com/advisories/36222(Vendor Advisory)
http://securitytracker.com/id?1022716
http://www.securityfocus.com/bid/35993(Patch)
http://www.us-cert.gov/cas/techalerts/TA09-223A.html(US Government Resource)
http://www.vupen.com/english/advisories/2009/2237(Vendor Advisory)
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-042
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6302

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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