Unrated severityNVD Advisory· Published Jul 5, 2009· Updated Jun 16, 2026
CVE-2009-1890
CVE-2009-1890
Description
The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
16cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*range: >=2.2.0,<2.2.12
- (no CPE)range: <2.3.3
cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:11:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:5.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:5.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
49- svn.apache.org/viewvc/httpd/httpd/trunk/CHANGESnvdPatchVendor Advisory
- svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_http.cnvdPatchVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2009-10/msg00006.htmlnvdMailing ListThird Party Advisory
- marc.infonvdIssue TrackingMailing ListThird Party Advisory
- secunia.com/advisories/35691nvdNot ApplicableVendor Advisory
- secunia.com/advisories/37152nvdNot ApplicableVendor Advisory
- secunia.com/advisories/37221nvdNot ApplicableVendor Advisory
- security.gentoo.org/glsa/glsa-200907-04.xmlnvdThird Party Advisory
- svn.apache.org/viewvc/httpd/httpd/trunk/CHANGESnvdVendor Advisory
- svn.apache.org/viewvcnvdVendor Advisory
- www-01.ibm.com/support/docview.wssnvdThird Party Advisory
- www-01.ibm.com/support/docview.wssnvdThird Party Advisory
- www.debian.org/security/2009/dsa-1834nvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/cpuapr2013-1899555.htmlnvdThird Party Advisory
- www.redhat.com/support/errata/RHSA-2009-1156.htmlnvdThird Party Advisory
- www.securityfocus.com/archive/1/507852/100/0/threadednvdThird Party AdvisoryVDB Entry
- www.securityfocus.com/archive/1/507857/100/0/threadednvdThird Party AdvisoryVDB Entry
- www.securityfocus.com/bid/35565nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/idnvdBroken LinkThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-802-1nvdThird Party Advisory
- www.vupen.com/english/advisories/2009/3184nvdPermissions RequiredVendor Advisory
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12330nvdThird Party Advisory
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8616nvdThird Party Advisory
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9403nvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2009-1148.htmlnvdThird Party Advisory
- www.redhat.com/archives/fedora-package-announce/2009-August/msg01363.htmlnvdThird Party Advisory
- lists.apple.com/archives/security-announce/2009/Nov/msg00000.htmlnvdBroken LinkMailing List
- osvdb.org/55553nvdBroken Link
- secunia.com/advisories/35721nvdNot Applicable
- secunia.com/advisories/35793nvdNot Applicable
- secunia.com/advisories/35865nvdNot Applicable
- support.apple.com/kb/HT3937nvdBroken Link
- wiki.rpath.com/Advisories:rPSA-2009-0142nvdBroken Link
- www.mandriva.com/security/advisoriesnvdBroken Link
- www.mandriva.com/security/advisoriesnvdBroken Link
- lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r7dd6be4dc38148704f2edafb44a8712abaa3a2be120d6c3314d55919%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r84d043c2115176958562133d96d851495d712aa49da155d81f6733be%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30febaf56d24%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rb33be0aa9bd8cac9536293e3821dcd4cf8180ad95a8036eedd46365e%40%3Cusers.mina.apache.org%3Envd
- lists.apache.org/thread.html/rc4c53a0d57b2771ecd4b965010580db355e38137c8711311ee1073a8%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3Envd
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