CVE-2009-3094

17

FAUCET Score

CVE-2009-3094 describes a denial-of-service vulnerability in the mod_proxy_ftp module of Apache HTTP Server versions 2.0.63 and 2.2.13, affecting various Linux distributions. A remote FTP server can trigger a NULL pointer dereference and child process crash by sending a malformed reply to an EPSV command. This vulnerability has a low CVSS score of 2.6, indicating a partial availability impact with high attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion, suggesting it is not a widely targeted threat.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 2.0.35, < 2.0.64CPE matchmatch criteria	cpe:2.3:a:apache:http_server::::::::
		>= 2.2.0, < 2.2.14CPE matchmatch criteria	cpe:2.3:a:apache:http_server::::::::
		10CPE matchmatch criteria	cpe:2.3:o:fedoraproject:fedora:10:::::::*
		12CPE matchmatch criteria	cpe:2.3:o:fedoraproject:fedora:12:::::::*
		4.0CPE matchmatch criteria	cpe:2.3:o:debian:debian_linux:4.0:::::::*

CVSS Data

CVSS version used by this source: 2.0

2.6LOW

AV:N/AC:H/Au:N/C:N/I:N/A:P

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Exploitability Score

4.9

Impact Score

2.9

CvssVersion

2.0

Exploit Intelligence

EPSS Score

8.57%

Probability of exploitation in next 30 days

EPSS Percentile

94.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0857 is in the 95th percentile among its peer group of 1,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (25)

redhatpatch availablevia redhat_api

Product: JBEWS 1.0 for RHEL 4Fixed in: httpd22-0:2.2.10-25.1.ep5.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: ant-0:1.6.5-1jpp_1rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: avalon-logkit-0:1.2-2jpp_4rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: axis-0:1.2.1-1jpp_3rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: classpathx-jaf-0:1.0-2jpp_6rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: classpathx-mail-0:1.1.1-2jpp_8rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: geronimo-specs-0:1.0-0.M4.1jpp_10rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: jakarta-commons-modeler-0:2.0-3jpp_2rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: log4j-0:1.2.12-1jpp_1rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: mx4j-1:3.0.1-1jpp_4rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: pcsc-lite-0:1.3.3-3.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: rhpki-ca-0:7.3.0-20.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: rhpki-java-tools-0:7.3.0-10.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: rhpki-kra-0:7.3.0-14.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: rhpki-manage-0:7.3.0-19.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: rhpki-native-tools-0:7.3.0-6.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: rhpki-ocsp-0:7.3.0-13.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: rhpki-tks-0:7.3.0-13.el4

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: tomcat5-0:5.5.23-0jpp_4rh.16

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: xerces-j2-0:2.7.1-1jpp_1rh

redhatpatch availablevia redhat_api

Product: Red Hat Certificate System 7.3Fixed in: xml-commons-0:1.3.02-2jpp_1rh

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 3Fixed in: httpd-0:2.0.46-77.ent

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 4Fixed in: httpd-0:2.0.52-41.ent.6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 5Fixed in: httpd-0:2.2.3-31.el5_4.2

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Web Server 1 for RHEL 5Fixed in: httpd-0:2.2.10-11.ep5.el5

Vendor Advisories (1)

redhatCVE-2009-3094Low

httpd: NULL pointer defer in mod_proxy_ftp caused by crafted EPSV and PASV reply

References

intevydis.com / vd-list.shtml

Broken Link

lists.opensuse.org / opensuse-security-announce/2009-10/msg00006.html

Mailing ListThird Party Advisory

Issue TrackingMailing ListThird Party Advisory

Issue TrackingMailing ListThird Party Advisory

Issue TrackingMailing ListThird Party Advisory

bugzilla.redhat.com / show_bug.cgi

Issue TrackingThird Party Advisory

secunia.com / advisories/36549

Not ApplicableVendor Advisory

secunia.com / advisories/37152

Not ApplicableVendor Advisory

lists.apache.org / thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r2295080a257bad27ea68ca0af12fc715577f9e84801eae116a33107e%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/rad2acee3ab838b52c04a0698b1728a9a43467bf365bd481c993c535d%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/reb7c64aeea604bf948467d9d1cab8ff23fa7d002be1964bcc275aae7%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E

lists.apache.org / thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E

oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10981

Third Party Advisory

oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8087

Third Party Advisory

redhat.com / archives/fedora-package-announce/2009-December/msg00645.html

Mailing ListThird Party Advisory

redhat.com / archives/fedora-package-announce/2009-December/msg00944.html

Mailing ListThird Party Advisory

wiki.rpath.com / Advisories:rPSA-2009-0155

Broken Link

www-01.ibm.com / support/docview.wss

Third Party Advisory

www-01.ibm.com / support/docview.wss

Third Party Advisory

debian.org / security/2009/dsa-1934

Third Party Advisory

intevydis.com / blog

Broken Link

securityfocus.com / archive/1/508075/100/0/threaded

Third Party AdvisoryVDB Entry

vupen.com / english/advisories/2010/0609

Permissions RequiredVendor Advisory