CVE Catalog

CVE-2004-0568

High
Published: Translated: NVD NIST

Summary

The HyperTerminal application in Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003 does not properly validate the length of a value saved in a session file, allowing remote attackers to execute arbitrary code via a malicious .ht session file, website, or Telnet URL in an email, triggering a buffer overflow.

Risk Assessment

An attacker can remotely execute arbitrary code on the vulnerable system, potentially leading to full control of the workstation or server, data theft, or further propagation within the network.

Recommendation

Apply the security update provided by Microsoft (MS04-043) immediately, or consider disabling or replacing HyperTerminal with a more secure alternative.

Related vulnerabilities

Original NVD description (English source)

HyperTerminal application for Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003 does not properly validate the length of a value that is saved in a session file, which allows remote attackers to execute arbitrary code via a malicious HyperTerminal session file (.ht), web site, or Telnet URL contained in an e-mail message, triggering a buffer overflow.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS