CVE-2007-1420

CVE-2007-1420 is a low-severity vulnerability in Mysql with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: Low (CVSS 2.0 base score 2.1)
• EPSS exploit prediction: 1% (58th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Mysql
• Published: 2007-03-12
• Last modified: 2026-06-16

Description

MySQL 5.x before 5.0.36 allows local users to cause a denial of service (database crash) by performing information_schema table subselects and using ORDER BY to sort a single-row result, which prevents certain structure elements from being initialized and triggers a NULL dereference in the filesort function.

Frequently asked questions

What is CVE-2007-1420?

MySQL 5.x before 5.0.36 allows local users to cause a denial of service (database crash) by performing information_schema table subselects and using ORDER BY to sort a single-row result, which prevents certain structure elements from being initialized and triggers a NULL dereference in the filesort function.

How severe is CVE-2007-1420?

CVE-2007-1420 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-2007-1420 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-1420?

CVE-2007-1420 primarily affects Mysql. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-1420?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-1420 published?

CVE-2007-1420 was published on 2007-03-12 and last updated on 2026-06-16.

References

• http://bugs.mysql.com/bug.php?id=24630
• http://dev.mysql.com/doc/refman/5.0/en/releasenotes-es-5-0-36.html
• http://secunia.com/advisories/24483
• http://secunia.com/advisories/24609
• http://secunia.com/advisories/25196
• http://secunia.com/advisories/25389
• http://secunia.com/advisories/25946
• http://secunia.com/advisories/30351
• http://security.gentoo.org/glsa/glsa-200705-11.xml
• http://securityreason.com/securityalert/2413
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:139
• http://www.redhat.com/support/errata/RHSA-2008-0364.html
• http://www.sec-consult.com/284.html
• http://www.securityfocus.com/archive/1/462339/100/0/threaded
• http://www.securityfocus.com/bid/22900
• http://www.securitytracker.com/id?1017746
• http://www.ubuntu.com/usn/usn-440-1
• http://www.vupen.com/english/advisories/2007/0908
• https://issues.rpath.com/browse/RPL-1127
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9530

Affected products (18)

• cpe:2.3:a:mysql:mysql:*:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.15:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.16:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.17:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.20:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.24:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.30:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:5.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:5.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:5.0.32:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:5.0.41:*:*:*:*:*:*:*

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