CVE-2002-1123

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 77.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2004-09-01 · updated 2026-06-16

Description

Buffer overflow in the authentication function for Microsoft SQL Server 2000 and Microsoft Desktop Engine (MSDE) 2000 allows remote attackers to execute arbitrary code via a long request to TCP port 1433, aka the "Hello" overflow.

Affected products

Microsoft Data Engine: 2000
Microsoft SQL Server: 2000, 2000-sp1, 2000-sp2

References

http://marc.info/?l=bugtraq&m=102873609025020&w=2
http://online.securityfocus.com/archive/1/286220
http://www.ciac.org/ciac/bulletins/n-003.shtml
http://www.iss.net/security_center/static/9788.php
http://www.securityfocus.com/bid/5411
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-056
http://marc.info/?l=bugtraq&m=102873609025020&w=2
http://online.securityfocus.com/archive/1/286220
http://www.ciac.org/ciac/bulletins/n-003.shtml
http://www.iss.net/security_center/static/9788.php
http://www.securityfocus.com/bid/5411
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-056

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