How severe is CVE-2007-3780?

CVE-2007-3780 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2007-3780 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3780?

CVE-2007-3780 affects Mysql Community Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3780?

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

When was CVE-2007-3780 published?

CVE-2007-3780 was published on 2007-07-15 and last updated on 2026-06-16.

CVE-2007-3780

CVE-2007-3780 is a medium-severity vulnerability in Mysql Community Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 14% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Mysql Community Server
Published: 2007-07-15
Last modified: 2026-06-16

Description

MySQL Community Server before 5.0.45 allows remote attackers to cause a denial of service (daemon crash) via a malformed password packet in the connection protocol.

Frequently asked questions

What is CVE-2007-3780?: MySQL Community Server before 5.0.45 allows remote attackers to cause a denial of service (daemon crash) via a malformed password packet in the connection protocol.
How severe is CVE-2007-3780?: CVE-2007-3780 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-3780 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3780?: CVE-2007-3780 affects Mysql Community Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3780?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3780 published?: CVE-2007-3780 was published on 2007-07-15 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:mysql:community_server:*:*:*:*:*:*:*:*

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