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CVE-2002-1374

The COM_CHANGE_USER command in MySQL 3.x before 3.23.54, and 4.x before 4.0.6, allows remote...

7.5 HighPublic exploit

The COM_CHANGE_USER command in MySQL 3.x before 3.23.54, and 4.x before 4.0.6, allows remote attackers to gain privileges via a brute force attack using a one-character password, which causes MySQL to only compare the provided password against the first character of the real password.

Exploit likelihood

20.5%Up 2.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

The COM_CHANGE_USER command in MySQL 3.x before 3.23.54, and 4.x before 4.0.6, allows remote attackers to gain privileges via a brute force attack using a one-character password, which causes MySQL to only compare the provided password against the first character of the real password.

Record
CVE-2002-1374
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

The COM_CHANGE_USER command in MySQL 3.x before 3.23.54, and 4.x before 4.0.6, allows remote attackers to gain privileges via a brute force attack using a one-character password, which causes MySQL to only compare the provided password against the first character of the real password.

Record
CVE-2002-1374
Updated
2026-11-02
EUVDEUVD-2002-1358 No score

The COM_CHANGE_USER command in MySQL 3.x before 3.23.54, and 4.x before 4.0.6, allows remote attackers to gain privileges via a brute force attack using a one-character password, which causes MySQL to only compare the provided password against the first character of the real password.

Record
EUVD-2002-1358
Updated
2026-11-03
GitHub AdvisoriesGHSA-rf99-cxf6-755h No score

The COM_CHANGE_USER command in MySQL 3.x before 3.23.54, and 4.x before 4.0.6, allows remote...

The COM_CHANGE_USER command in MySQL 3.x before 3.23.54, and 4.x before 4.0.6, allows remote attackers to gain privileges via a brute force attack using a one-character password, which causes MySQL to only compare the provided password against the first character of the real password.

Record
GHSA-rf99-cxf6-755h
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
mysql
Debian:3.0
From an advisory covering 4 CVEs
before 3.23.49-8.2
3.23.49-8.2

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBMySQL 3.23.x/4.0.x - 'COM_CHANGE_USER' Password Length Account2002-12-16

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2002-1374 is a high vulnerability (CVSS 7.5) in Oracle Mysql, published December 17, 2002. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 20.5%, the 97th percentile. No source names a fixed version.

References

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