CVE-2004-0809

The mod_dav module in Apache 2.0.50 and earlier allows remote attackers to cause a denial of...

5.0 MediumFix available

CVE-2004-0809 is a medium vulnerability (CVSS 5.0) in Apache Http Server, published September 16, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 17.2%, the 97th percentile. Fixed in apache2 2.0.51-1.

The mod_dav module in Apache 2.0.50 and earlier allows remote attackers to cause a denial of service (child process crash) via a certain sequence of LOCK requests for a location that allows WebDAV authoring access.

Exploit likelihood

17.2%Up 9.8 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2004-0809
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2004-0809
Updated: 2026-11-02

EUVDEUVD-2004-0807 No score

Record: EUVD-2004-0807
Updated: 2026-11-03

GitHub AdvisoriesGHSA-ffrj-w536-5xrc No score

The mod_dav module in Apache 2.0.50 and earlier allows remote attackers to cause a denial of...

Record: GHSA-ffrj-w536-5xrc
Updated: 2026-11-02

OSVBELL-CVE-2004-0809 5.0

CVE-2004-0809 does not affect BellSoft software

Record: BELL-CVE-2004-0809
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated: 2026-11-02

OSV No score

Record: CVE-2004-0809
Updated: 2026-11-02

OSVDEBIAN-CVE-2004-0809 No score

Record: DEBIAN-CVE-2004-0809
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`apache2` Debian:12	before 2.0.51-1	2.0.51-1
`apache2` Debian:13	before 2.0.51-1	2.0.51-1
`apache2` Debian:14	before 2.0.51-1	2.0.51-1
`libapache-mod-dav` Debian:3.0	before 1.0.3-3.1	1.0.3-3.1
`httpd` Red Hat:enterprise_linux:3::as	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`httpd-debuginfo` Red Hat:enterprise_linux:3::as	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`httpd-devel` Red Hat:enterprise_linux:3::as	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`mod_ssl` Red Hat:enterprise_linux:3::as	before 1:2.0.46-40.ent	1:2.0.46-40.ent
`httpd` Red Hat:enterprise_linux:3::desktop	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`httpd-debuginfo` Red Hat:enterprise_linux:3::desktop	before 0:2.0.46-40.ent	0:2.0.46-40.ent

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Affected packages
Package	Affected	Fixed
`httpd-devel` Red Hat:enterprise_linux:3::desktop	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`mod_ssl` Red Hat:enterprise_linux:3::desktop	before 1:2.0.46-40.ent	1:2.0.46-40.ent
`httpd` Red Hat:enterprise_linux:3::es	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`httpd-debuginfo` Red Hat:enterprise_linux:3::es	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`httpd-devel` Red Hat:enterprise_linux:3::es	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`mod_ssl` Red Hat:enterprise_linux:3::es	before 1:2.0.46-40.ent	1:2.0.46-40.ent
`httpd` Red Hat:enterprise_linux:3::ws	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`httpd-debuginfo` Red Hat:enterprise_linux:3::ws	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`httpd-devel` Red Hat:enterprise_linux:3::ws	before 0:2.0.46-40.ent	0:2.0.46-40.ent
`mod_ssl` Red Hat:enterprise_linux:3::ws	before 1:2.0.46-40.ent	1:2.0.46-40.ent

History

History
When	Changed	Sources
2026-11-03	aliases	EUVD
2026-11-02	created	CVE List, GitHub Advisories, NVD, OSV

References

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