Vulnerability in Microsoft Terminal Server
CVE-1999-0391
The cryptographic challenge of SMB authentication in Windows 95 and Windows 98 can be reused, allowing an attacker to replay the response and impersonate a user.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.049 (91.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.049 · newest: 0.049 · change: 0.000
Affected products
- Microsoft Terminal Server
- Microsoft Windows 2000
- Microsoft Windows Nt — versions 3.5.1, 4.0
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-1999-0391?
- CVE-1999-0391 is a vulnerability in Microsoft Terminal Server. Published 1999-01-05.
- Is CVE-1999-0391 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.