The WINS server in Microsoft Windows NT 4.0 before SP4 allows remote attackers to cause a denial of service (process termination) via inval…

published 1998-08-01 28 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0288

cvss: 5.0; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 21.3%; EPSS 21.3% chance of exploitation in 30 days, percentile 97%
public exploits: 1; Exploit-DB

The WINS server in Microsoft Windows NT 4.0 before SP4 allows remote attackers to cause a denial of service (process termination) via invalid UDP frames to port 137 (NETBIOS Name Service), as demonstrated via a flood of random packets.

Timeline

1998-08-01 Published
1999-06-04 First public exploit (EDB-19238)

Exploit prediction

21.33% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

EDB-19238 Microsoft Windows NT 4.0/4.0 SP1/4.0 SP2/4.0 SP3 - Denial of Service Duplicate Hostname dos, 1999-06-04

CVSS scores

assigned by	version	score	vector
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

CVE List CVE-1999-0288
NVD CVE-1999-0288

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.

Summary