CVE-2009-2446

CVE-2009-2446 is a high-severity vulnerability in Mysql with a CVSS 2.0 base score of 8.5. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-134.

Key facts

• Severity: High (CVSS 2.0 base score 8.5)
• EPSS exploit prediction: 11% (95th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-134
• Affected product: Mysql
• Published: 2009-07-13
• Last modified: 2026-06-16

Description

Multiple format string vulnerabilities in the dispatch_command function in libmysqld/sql_parse.cc in mysqld in MySQL 4.0.0 through 5.0.83 allow remote authenticated users to cause a denial of service (daemon crash) and possibly have unspecified other impact via format string specifiers in a database name in a (1) COM_CREATE_DB or (2) COM_DROP_DB request. NOTE: some of these details are obtained from third party information.

Frequently asked questions

What is CVE-2009-2446?

Multiple format string vulnerabilities in the dispatch_command function in libmysqld/sql_parse.cc in mysqld in MySQL 4.0.0 through 5.0.83 allow remote authenticated users to cause a denial of service (daemon crash) and possibly have unspecified other impact via format string specifiers in a database name in a (1) COM_CREATE_DB or (2) COM_DROP_DB request. NOTE: some of these details are obtained from third party information.

How severe is CVE-2009-2446?

CVE-2009-2446 has a CVSS 2.0 base score of 8.5, rated high severity.

Is CVE-2009-2446 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-2446?

CVE-2009-2446 primarily affects Mysql. In total, 115 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-2446?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-2446 published?

CVE-2009-2446 was published on 2009-07-13 and last updated on 2026-06-16.

References

• http://archives.neohapsis.com/archives/fulldisclosure/2009-07/0058.html
• http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
• http://secunia.com/advisories/35767
• http://secunia.com/advisories/36566
• http://secunia.com/advisories/38517
• http://securitytracker.com/id?1022533
• http://support.apple.com/kb/HT4077
• http://ubuntu.com/usn/usn-897-1
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:179
• http://www.osvdb.org/55734
• http://www.redhat.com/support/errata/RHSA-2009-1289.html
• http://www.redhat.com/support/errata/RHSA-2010-0110.html
• http://www.securityfocus.com/archive/1/504799/100/0/threaded
• http://www.securityfocus.com/bid/35609
• http://www.ubuntu.com/usn/USN-1397-1
• http://www.vupen.com/english/advisories/2009/1857
• https://exchange.xforce.ibmcloud.com/vulnerabilities/51614
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11857

Affected products (115)

• cpe:2.3:a:mysql:mysql:4.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.8:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.10:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.12:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.13:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.14:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.15:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:4.1.23:*:*:*:*:*:*:*
• 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:5.0.5.0.21:*:*:*:*:*:*:*
• 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:5.0.22.1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.24:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.30:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.36:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.44:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.54:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.56:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.60:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.66:*:*:*:*:*:*:*
• cpe:2.3:a:mysql:mysql:5.0.82:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.5a:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:mysql:4.0.6:*:*:*:*:*:*:*

More vulnerabilities in Mysql

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All CVEs affecting Mysql →

Other CWE-134 vulnerabilities

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• CVE-2011-2475 — Critical (CVSS 10.0): Format string vulnerability in ECTrace.dll in the iMailGateway service in the Internet Mail Gateway in OneBridge Server…
• CVE-2011-1568 — Critical (CVSS 10.0): Format string vulnerability in the logText function in shmemmgr9.dll in IGSSdataServer.exe 9.00.00.11074, and…
• CVE-2010-4235 — Critical (CVSS 10.0): Format string vulnerability in RealNetworks Helix Server 12.x, 13.x, and 14.x before 14.2, and Helix Mobile Server…
• CVE-2011-0270 — Critical (CVSS 10.0): Format string vulnerability in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows…

Browse all CWE-134 vulnerabilities →