CVE-2007-1863

Name: CVE-2007-1863
Creator: NVD / NIST
Published: 2007-06-27T17:30:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 11.79%

Last modified Jun 16, 2026

CVE-2007-1863 is a vulnerability of currently unknown severity. cache_util.c in the mod_cache module in Apache HTTP Server (httpd), when caching is enabled and a threaded Multi-Processing Module (MPM) is used, allows remote attackers to cause a denial of service (child processing handler crash) via a request with the (1) s-maxage, (2) max-age, (3) min-fresh, or (4) max-stale Cache-Control headers without a value.. EPSS estimates a 11.79% chance of exploitation in the next 30 days.

Description

cache_util.c in the mod_cache module in Apache HTTP Server (httpd), when caching is enabled and a threaded Multi-Processing Module (MPM) is used, allows remote attackers to cause a denial of service (child processing handler crash) via a request with the (1) s-maxage, (2) max-age, (3) min-fresh, or (4) max-stale Cache-Control headers without a value.

Metrics

EPSS Probability

11.79%

95.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apple	Mac Os X Server	10.0
Apple	Mac Os X Server	10.1
Apple	Mac Os X Server	10.1.1
Apple	Mac Os X Server	10.1.2
Apple	Mac Os X Server	10.1.3
Apple	Mac Os X Server	10.1.4
Apple	Mac Os X Server	10.1.5
Apple	Mac Os X Server	10.2
Apple	Mac Os X Server	10.2.1
Apple	Mac Os X Server	10.2.2
Apple	Mac Os X Server	10.2.3
Apple	Mac Os X Server	10.2.4
Apple	Mac Os X Server	10.2.5
Apple	Mac Os X Server	10.2.6
Apple	Mac Os X Server	10.2.7
Apple	Mac Os X Server	10.2.8
Apple	Mac Os X Server	10.3
Apple	Mac Os X Server	10.3.1
Apple	Mac Os X Server	10.3.2
Apple	Mac Os X Server	10.3.3
Apple	Mac Os X Server	10.3.4
Apple	Mac Os X Server	10.3.5
Apple	Mac Os X Server	10.3.6
Apple	Mac Os X Server	10.3.7
Apple	Mac Os X Server	10.3.8
Apple	Mac Os X Server	10.3.9
Apple	Mac Os X Server	10.4
Apple	Mac Os X Server	10.4.1
Apple	Mac Os X Server	10.4.2
Apple	Mac Os X Server	10.4.3
Apple	Mac Os X Server	10.4.4
Apple	Mac Os X Server	10.4.5
Apple	Mac Os X Server	10.4.6
Apple	Mac Os X Server	10.4.7
Apple	Mac Os X Server	10.4.8
Apple	Mac Os X Server	10.4.9
Apache	Http Server	>= 2.0.37, < 2.0.61
Apache	Http Server	>= 2.2.0, < 2.2.6

References

http://bugs.gentoo.org/show_bug.cgi?id=186219Third Party Advisory
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=244658Issue Tracking
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01178795Broken Link
http://httpd.apache.org/security/vulnerabilities_20.htmlVendor Advisory
http://httpd.apache.org/security/vulnerabilities_22.htmlVendor Advisory
http://lists.apple.com/archives/security-announce/2008//May/msg00001.htmlThird Party Advisory
http://lists.vmware.com/pipermail/security-announce/2009/000062.htmlThird Party Advisory, VDB Entry
http://osvdb.org/37079Broken Link
http://rhn.redhat.com/errata/RHSA-2007-0534.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2007-0556.htmlThird Party Advisory, VDB Entry
http://secunia.com/advisories/25830Broken Link
http://secunia.com/advisories/25873Broken Link
http://secunia.com/advisories/25920Broken Link
http://secunia.com/advisories/26273Broken Link
http://secunia.com/advisories/26443Broken Link
http://secunia.com/advisories/26508Broken Link
http://secunia.com/advisories/26822Broken Link
http://secunia.com/advisories/26842Broken Link
http://secunia.com/advisories/26993Broken Link
http://secunia.com/advisories/27037Broken Link
http://secunia.com/advisories/27563Broken Link
http://secunia.com/advisories/27732Broken Link
http://secunia.com/advisories/28606Broken Link
http://secunia.com/advisories/30430Broken Link
http://security.gentoo.org/glsa/glsa-200711-06.xmlThird Party Advisory
http://support.avaya.com/elmodocs2/security/ASA-2007-353.htmThird Party Advisory
http://svn.apache.org/viewvc?view=rev&revision=535617Third Party Advisory
http://www-1.ibm.com/support/docview.wss?uid=swg1PK49355Third Party Advisory
http://www-1.ibm.com/support/docview.wss?uid=swg1PK52702Third Party Advisory
http://www.fujitsu.com/global/support/software/security/products-f/interstage-200802e.htmlThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:140Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:141Third Party Advisory
http://www.novell.com/linux/security/advisories/2007_61_apache2.htmlBroken Link
http://www.redhat.com/archives/fedora-package-announce/2007-September/msg00320.htmlMailing List, Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2007-0557.htmlBroken Link
http://www.securityfocus.com/archive/1/505990/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/24649Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1018303Third Party Advisory, VDB Entry
http://www.trustix.org/errata/2007/0026/Broken Link
http://www.ubuntu.com/usn/usn-499-1Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA08-150A.htmlBroken Link
http://www.vupen.com/english/advisories/2007/2727Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2007/3283Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2007/3386Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2008/0233Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2008/1697Permissions Required, Third Party Advisory
https://issues.rpath.com/browse/RPL-1500Broken Link
https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r652fc951306cdeca5a276e2021a34878a76695a9f3cfb6490b4a6840%40%3Ccvs.httpd.apache.org%3EMailing List
https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rafd145ba6cd0a4ced113a5823cdaff45aeb36eb09855b216401c66d6%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/reb542d2038e9c331506e0cbff881b47e40fbe2bd93ff00979e60cdf7%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9824Broken Link
https://rhn.redhat.com/errata/RHSA-2007-0533.htmlThird Party Advisory
http://bugs.gentoo.org/show_bug.cgi?id=186219Third Party Advisory
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=244658Issue Tracking
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01178795Broken Link
http://httpd.apache.org/security/vulnerabilities_20.htmlVendor Advisory
http://httpd.apache.org/security/vulnerabilities_22.htmlVendor Advisory
http://lists.apple.com/archives/security-announce/2008//May/msg00001.htmlThird Party Advisory
http://lists.vmware.com/pipermail/security-announce/2009/000062.htmlThird Party Advisory, VDB Entry
http://osvdb.org/37079Broken Link
http://rhn.redhat.com/errata/RHSA-2007-0534.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2007-0556.htmlThird Party Advisory, VDB Entry
http://secunia.com/advisories/25830Broken Link
http://secunia.com/advisories/25873Broken Link
http://secunia.com/advisories/25920Broken Link
http://secunia.com/advisories/26273Broken Link
http://secunia.com/advisories/26443Broken Link
http://secunia.com/advisories/26508Broken Link
http://secunia.com/advisories/26822Broken Link
http://secunia.com/advisories/26842Broken Link
http://secunia.com/advisories/26993Broken Link
http://secunia.com/advisories/27037Broken Link
http://secunia.com/advisories/27563Broken Link
http://secunia.com/advisories/27732Broken Link
http://secunia.com/advisories/28606Broken Link
http://secunia.com/advisories/30430Broken Link
http://security.gentoo.org/glsa/glsa-200711-06.xmlThird Party Advisory
http://support.avaya.com/elmodocs2/security/ASA-2007-353.htmThird Party Advisory
http://svn.apache.org/viewvc?view=rev&revision=535617Third Party Advisory
http://www-1.ibm.com/support/docview.wss?uid=swg1PK49355Third Party Advisory
http://www-1.ibm.com/support/docview.wss?uid=swg1PK52702Third Party Advisory
http://www.fujitsu.com/global/support/software/security/products-f/interstage-200802e.htmlThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:140Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:141Third Party Advisory
http://www.novell.com/linux/security/advisories/2007_61_apache2.htmlBroken Link
http://www.redhat.com/archives/fedora-package-announce/2007-September/msg00320.htmlMailing List, Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2007-0557.htmlBroken Link
http://www.securityfocus.com/archive/1/505990/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/24649Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1018303Third Party Advisory, VDB Entry
http://www.trustix.org/errata/2007/0026/Broken Link
http://www.ubuntu.com/usn/usn-499-1Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA08-150A.htmlBroken Link
http://www.vupen.com/english/advisories/2007/2727Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2007/3283Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2007/3386Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2008/0233Permissions Required, Third Party Advisory
http://www.vupen.com/english/advisories/2008/1697Permissions Required, Third Party Advisory
https://issues.rpath.com/browse/RPL-1500Broken Link
https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r652fc951306cdeca5a276e2021a34878a76695a9f3cfb6490b4a6840%40%3Ccvs.httpd.apache.org%3EMailing List
https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r8c9983f1172a3415f915ddb7e14de632d2d0c326eb1285755a024165%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rafd145ba6cd0a4ced113a5823cdaff45aeb36eb09855b216401c66d6%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/reb542d2038e9c331506e0cbff881b47e40fbe2bd93ff00979e60cdf7%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3EMailing List, Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9824Broken Link
https://rhn.redhat.com/errata/RHSA-2007-0533.htmlThird Party Advisory

Timeline

Published: Jun 27, 2007
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2007-1863?

How severe is CVE-2007-1863?

Severity scoring for CVE-2007-1863 is pending analysis. The EPSS model estimates a 11.79% probability of exploitation in the next 30 days.

How do I fix CVE-2007-1863?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-1863?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST