How severe is CVE-2013-1521?

CVE-2013-1521 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2013-1521 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-1521?

CVE-2013-1521 primarily affects Oracle Mysql. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-1521?

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

When was CVE-2013-1521 published?

CVE-2013-1521 was published on 2013-04-17 and last updated on 2026-06-16.

CVE-2013-1521

CVE-2013-1521 is a medium-severity vulnerability in Oracle Mysql with a CVSS 2.0 base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 6.5)
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Mysql
Published: 2013-04-17
Last modified: 2026-06-16

Description

Unspecified vulnerability in Oracle MySQL 5.1.67 and earlier and 5.5.29 and earlier allows remote authenticated users to affect confidentiality, integrity, and availability via unknown vectors related to Server Locking.

Frequently asked questions

What is CVE-2013-1521?: Unspecified vulnerability in Oracle MySQL 5.1.67 and earlier and 5.5.29 and earlier allows remote authenticated users to affect confidentiality, integrity, and availability via unknown vectors related to Server Locking.
How severe is CVE-2013-1521?: CVE-2013-1521 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2013-1521 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-1521?: CVE-2013-1521 primarily affects Oracle Mysql. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-1521?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-1521 published?: CVE-2013-1521 was published on 2013-04-17 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:6.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*

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