CVE-2007-3780

MySQL Community Server before 5.0.45 allows remote attackers to cause a denial of service (daemon...

5.0 MediumFix available

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.

Exploit likelihood

14.1%Up 9.7 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

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.

Record: CVE-2007-3780
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

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.

Record: CVE-2007-3780
Updated: 2026-11-02

EUVDEUVD-2007-3764 No score

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.

Record: EUVD-2007-3764
Updated: 2026-11-03

GitHub AdvisoriesGHSA-r3rh-93q9-6h72 No score

MySQL Community Server before 5.0.45 allows remote attackers to cause a denial of service (daemon...

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.

Record: GHSA-r3rh-93q9-6h72
Weakness: CWE-20
Updated: 2026-11-02

Affected products

mysql community server

Affected packages

Affected packages
Package	Affected	Fixed
`mysql-dfsg-5.0` Debian:4.0 From an advisory covering 6 CVEs	before 5.0.32-7etch3, plus listed versions 5.0.32-7etch15.0.32-7etch3~bpo31+1	5.0.32-7etch3
`mysql-dfsg` Debian:3.1 From an advisory covering 6 CVEs	before 4.0.24-10sarge3, plus listed versions 4.0.24-104.0.24-10sarge14.0.24-10sarge2	4.0.24-10sarge3
`mysql-dfsg-4.1` Debian:3.1 From an advisory covering 6 CVEs	before 4.1.11a-4sarge8, plus listed versions 4.1.11a-44.1.11a-4sarge14.1.11a-4sarge24.1.11a-4sarge34.1.11a-4sarge44.1.11a-4sarge54.1.11a-4sarge7	4.1.11a-4sarge8
`mysql` Red Hat:enterprise_linux:4::as	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-bench` Red Hat:enterprise_linux:4::as	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-debuginfo` Red Hat:enterprise_linux:4::as	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-devel` Red Hat:enterprise_linux:4::as	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-server` Red Hat:enterprise_linux:4::as	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql` Red Hat:enterprise_linux:4::desktop	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-bench` Red Hat:enterprise_linux:4::desktop	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1

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Affected packages
Package	Affected	Fixed
`mysql-debuginfo` Red Hat:enterprise_linux:4::desktop	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-devel` Red Hat:enterprise_linux:4::desktop	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-server` Red Hat:enterprise_linux:4::desktop	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql` Red Hat:enterprise_linux:4::es	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-bench` Red Hat:enterprise_linux:4::es	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-debuginfo` Red Hat:enterprise_linux:4::es	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-devel` Red Hat:enterprise_linux:4::es	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-server` Red Hat:enterprise_linux:4::es	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql` Red Hat:enterprise_linux:4::ws	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-bench` Red Hat:enterprise_linux:4::ws	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-debuginfo` Red Hat:enterprise_linux:4::ws	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-devel` Red Hat:enterprise_linux:4::ws	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql-server` Red Hat:enterprise_linux:4::ws	before 0:4.1.20-2.RHEL4.1.0.1	0:4.1.20-2.RHEL4.1.0.1
`mysql` Red Hat:enterprise_linux:5::client_workstation	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-bench` Red Hat:enterprise_linux:5::client_workstation	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-debuginfo` Red Hat:enterprise_linux:5::client_workstation	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-devel` Red Hat:enterprise_linux:5::client_workstation	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-server` Red Hat:enterprise_linux:5::client_workstation	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-test` Red Hat:enterprise_linux:5::client_workstation	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql` Red Hat:enterprise_linux:5::client	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-debuginfo` Red Hat:enterprise_linux:5::client	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql` Red Hat:enterprise_linux:5::server	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-bench` Red Hat:enterprise_linux:5::server	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-debuginfo` Red Hat:enterprise_linux:5::server	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-devel` Red Hat:enterprise_linux:5::server	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-server` Red Hat:enterprise_linux:5::server	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql-test` Red Hat:enterprise_linux:5::server	before 0:5.0.22-2.1.0.1	0:5.0.22-2.1.0.1
`mysql` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1
`mysql-bench` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1
`mysql-cluster` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1
`mysql-debuginfo` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1
`mysql-devel` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1
`mysql-libs` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1
`mysql-server` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1
`mysql-test` Red Hat:rhel_application_stack:1 From an advisory covering 5 CVEs	before 0:5.0.44-1.el4s1.1	0:5.0.44-1.el4s1.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	affected, aliases, facts, references, title	GitHub Advisories, OSV
Nov 2, 2026	first indexed	CVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-3780 is a medium vulnerability (CVSS 5.0) in Mysql Community Server, published July 15, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 14.1%, the 96th percentile. Fixed in mysql 0:4.1.20-2.RHEL4.1.0.1.

References

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