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Vulnerability record · CVE-2002-1872 · published 31 December 2002

CVE-2002-1872: Microsoft sql server inadequate encryption strength vulnerability

Microsoft · Sql Server

Microsoft SQL Server 6.0 through 2000, with SQL Authentication enabled, uses weak password encryption (XOR), which allows remote attackers to sniff and decrypt the password.

7.5 CVSS 3.1 High EPSS 7.0% · top 6.1% CWE-326 · Inadequate encryption strength
7.5CVSS 3.1 base score, v2 5.0
7.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

Microsoft SQL Server 6.0 through 2000, with SQL Authentication enabled, uses weak password encryption (XOR), which allows remote attackers to sniff and decrypt the password.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://online.securityfocus.com/archive/1/298361 Broken LinkThird Party AdvisoryVDB EntryVendor Advisory
http://www.iss.net/security_center/static/10542.php Broken Link
http://www.nextgenss.com/papers/tp-SQL2000.pdf Broken Link
http://www.securityfocus.com/bid/6097 Broken LinkThird Party AdvisoryVDB Entry
http://online.securityfocus.com/archive/1/298361 Broken LinkThird Party AdvisoryVDB EntryVendor Advisory
http://www.iss.net/security_center/static/10542.php Broken Link
http://www.nextgenss.com/papers/tp-SQL2000.pdf Broken Link
http://www.securityfocus.com/bid/6097 Broken LinkThird Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2002-1872), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.