Vulnerability · CVE-2004-0457
The mysqlhotcopy script in mysql 4.0.20 and earlier, when using the scp method from the mysql-server package, allows local users to overwrite arbitrary files via a sym…
Published Sep 28, 2004 · catalog updated Jun 16, 2026 · Oracle
Check if you run it
No confirmed exploitation is on record for CVE-2004-0457. EPSS is 0.52%. Act only if a listed version of Oracle is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Medium4.6
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.52%
- Remediation
- Version ranges on file
- Affected products
- cpe oracle/mysql · stated mysql
The mysqlhotcopy script in mysql 4.0.20 and earlier, when using the scp method from the mysql-server package, allows local users to overwrite arbitrary files via a symlink attack on temporary files.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe oracle/mysqlversion unspecified
- stated mysql<= 4.0.20
How to fix CVE-2004-0457
Recommended remediation
Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2004-0457. EPSS is 0.52%. Act only if a listed version of Oracle is installed.
Which versions are affected?
Compare what you have installed with <= 4.0.20. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.52%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Sep 28, 2004 · Oracle Critical Patch Updates
Detected
The mysqlhotcopy script in mysql 4.0.20 and earlier, when using the scp method from the mysql-server package, allows local users to overwrite arbitrary files via a symlink attack on temporary files.
Jun 16, 2026 · Oracle Critical Patch Updates
Updated
The mysqlhotcopy script in mysql 4.0.20 and earlier, when using the scp method from the mysql-server package, allows local users to overwrite arbitrary files via a symlink attack on temporary files.
Sources
- CVE.orgVulnerability recordCVE-2004-0457
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2004-0457
30-day exploitation probability 0.5%
first.org - Oracle Critical Patch UpdatesVendor advisoryCVE-2004-0457
The mysqlhotcopy script in mysql 4.0.20 and earlier, when using the scp method from the mysql-server package, allows local users to overwrite arbitrary files via a symlink attack on temporary files.
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.