CVE-2004-0700

Format string vulnerability in the mod_proxy hook functions function in ssl_engine_log.c in...

7.5 HighFix available

Format string vulnerability in the mod_proxy hook functions function in ssl_engine_log.c in mod_ssl before 2.8.19 for Apache before 1.3.31 may allow remote attackers to execute arbitrary messages via format string specifiers in certain log messages for HTTPS that are handled by the ssl_log function.

Exploit likelihood

5.80%Up 2.0 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2004-0700
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2004-0700
Updated: 2026-11-02

EUVDEUVD-2004-0699 No score

Record: EUVD-2004-0699
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mm6m-9rf6-5j2q No score

Format string vulnerability in the mod_proxy hook functions function in ssl_engine_log.c in...

Record: GHSA-mm6m-9rf6-5j2q
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`libapache-mod-ssl` Debian:3.0	before 2.8.9-2.4, plus listed versions 2.4.10-1.3.9-1potato22.4.10-1.3.9-1potato42.8.7-1	2.8.9-2.4
`jabberd` Red Hat:network_proxy:4.2::el3	before 0:2.0s10-3.37.rhn	0:2.0s10-3.37.rhn
`rhn-apache` Red Hat:network_proxy:4.2::el3	before 0:1.3.27-36.rhn.rhel3	0:1.3.27-36.rhn.rhel3
`rhn-modperl` Red Hat:network_proxy:4.2::el3	before 0:1.29-16.rhel3	0:1.29-16.rhel3
`jabberd` Red Hat:network_proxy:4.2::el4	before 0:2.0s10-3.38.rhn	0:2.0s10-3.38.rhn
`rhn-apache` Red Hat:network_proxy:4.2::el4	before 0:1.3.27-36.rhn.rhel4	0:1.3.27-36.rhn.rhel4
`rhn-modperl` Red Hat:network_proxy:4.2::el4	before 0:1.29-16.rhel4	0:1.29-16.rhel4

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2004-0700 is a high vulnerability (CVSS 7.5) in Mod Ssl Ssl, published July 21, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.80%, the 93rd percentile. Fixed in libapache-mod-ssl 2.8.9-2.4.

References

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