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Fencer Vulns
high 7.2

CVE-2003-0496 json

Microsoft SQL Server before Windows 2000 SP4 allows local users to gain privileges as the SQL Server user by calling the xp_fileexist exten…

published 2003-07-10 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0490

cvss
7.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.6%
EPSS 4.6% chance of exploitation in 30 days, percentile 91%
public exploits
2
Exploit-DB

Summary

Microsoft SQL Server before Windows 2000 SP4 allows local users to gain privileges as the SQL Server user by calling the xp_fileexist extended stored procedure with a named pipe as an argument instead of a normal file.

Patch / fix

Timeline

  1. First public exploit (EDB-22883)
  2. Published

Exploit prediction

4.57% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22883 Microsoft Windows Server 2000 - CreateFile API Named Pipe Privilege Escalation (2) local, 2003-07-08
  • EDB-22882 Microsoft Windows Server 2000 - CreateFile API Named Pipe Privilege Escalation (1) local, 2003-07-08
  • atstake.com http://www.atstake.com/research/advisories/2003/a070803-1.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

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.