Skip to content
Fencer Vulns
low 2.1

CVE-1999-1363 json

Windows NT 3.51 and 4.0 allow local users to cause a denial of service (crash) by running a program that creates a large number of locks on…

published 1999-12-31 26 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1344

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

Windows NT 3.51 and 4.0 allow local users to cause a denial of service (crash) by running a program that creates a large number of locks on a file, which exhausts the NonPagedPool.

Patch / fix

Exploit prediction

1.49% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.