CVE-2002-1374 Auth bypass in n/a

High 7.5 Published Updated

Remote attackers can gain privileges by exploiting a flaw in MySQL's password comparison logic during user change commands.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2002-1374?

CVE-2002-1374 is a high-severity authentication bypass vulnerability in Oracle Mysql, published on 1 Sep 2004. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

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.

Which versions are affected by CVE-2002-1374?

It affects 3 products.

Products include Oracle Mysql, Symantec Veritas Netbackup Advanced Reporter, Symantec Veritas Netbackup Global Data Manager.

How do I fix CVE-2002-1374?

Upgrade to a fixed version.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2002-1374 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2002-1374 exists.

Public exploit code: 1 Exploit-DB entry.

All Oracle Mysql vulnerabilities

Sources

Also known as GHSA-rf99-cxf6-755h.

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