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Fencer Vulns
low 2.1

CVE-1999-1408 json

Vulnerability in AIX 4.1.4 and HP-UX 10.01 and 9.05 allows local users to cause a denial of service (crash) by using a socket to connect to…

published 1997-03-05 29 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1389

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
1
Exploit-DB

Summary

Vulnerability in AIX 4.1.4 and HP-UX 10.01 and 9.05 allows local users to cause a denial of service (crash) by using a socket to connect to a port on the localhost, calling shutdown to clear the socket, then using the same socket to connect to a different port on localhost.

Patch / fix

Timeline

  1. First public exploit (EDB-19278)
  2. Published

Exploit prediction

1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-19278 HP HP-UX 10.20 / IBM AIX 4.1.5 - 'connect()' Denial of Service dos, 1997-03-05
  • securityfocus.com http://www.securityfocus.com/bid/352 referenced PoC, tagged "exploit" by a source, unverified

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.