CVE-1999-0391

CVSS 2.0 Score 7.5 of 10 (high)

Details

Published Jan 5, 1999
Updated: Aug 17, 2022

Summary

CVE-1999-0391 is a vulnerability affecting the SMB authentication process in Windows 95 and Windows 98. An attacker can intercept and reuse the cryptographic challenge during authentication, enabling them to impersonate a valid user and gain unauthorized access to the system. This vulnerability poses a significant risk, as it allows an attacker to bypass security measures and potentially gain control of the affected system. It is important that affected systems are patched as soon as possible to mitigate this risk.

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Affected Products

  • Microsoft Windows NT
  • Microsoft Windows 2000

Affected Vendors

  • Microsoft