漏洞描述
The mod_headers module in the Apache HTTP Server 2.2.22 allows remote attackers to bypass "RequestHeader unset" directives by placing a header in the trailer portion of data sent with chunked transfer coding. NOTE: the vendor states "this is not a security issue in httpd as such."
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
lists.apache.orghttps://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E↗rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2015-0325.html↗rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2015-1249.html↗martin.swende.sehttp://martin.swende.se/blog/HTTPChunked.html↗lists.apache.orghttps://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E↗svn.apache.orghttp://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x/CHANGES↗lists.apache.orghttps://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E↗www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html↗marc.infohttp://marc.info/?l=bugtraq&m=144493176821532&w=2↗lists.apache.orghttps://lists.apache.org/thread.html/rcc44594d4d6579b90deccd4536b5d31f099ef563df39b094be286b9e%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E↗www.oracle.comhttp://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html↗www.ubuntu.comhttp://www.ubuntu.com/usn/USN-2523-1↗www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html↗lists.apple.comhttp://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html↗www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html↗access.redhat.comhttps://access.redhat.com/errata/RHSA-2015:2660↗lists.apache.orghttps://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E↗rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2016-0061.html↗www.mandriva.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2014:174↗lists.apache.orghttps://lists.apache.org/thread.html/r9821b0a32a1d0a1b4947abb6f3630053fcbb2ec905d9a32c2bd4d4ee%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E↗support.apple.comhttps://support.apple.com/HT204659↗lists.apache.orghttps://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E↗lists.apache.orghttps://lists.apache.org/thread.html/ra7f6aeb28661fbf826969526585f16856abc4615877875f9d3b35ef4%40%3Ccvs.httpd.apache.org%3E↗www.securityfocus.comhttp://www.securityfocus.com/bid/66550↗lists.apache.orghttps://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E↗www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html↗marc.infohttp://marc.info/?l=apache-httpd-dev&m=139636309822854&w=2↗marc.infohttp://marc.info/?l=bugtraq&m=143403519711434&w=2↗svn.apache.orghttp://svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_http.c?r1=1610674&r2=1610814&diff_format=h↗h20564.www2.hpe.comhttps://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04832246↗httpd.apache.orghttps://httpd.apache.org/security/vulnerabilities_24.html↗rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2016-0062.html↗access.redhat.comhttps://access.redhat.com/errata/RHSA-2015:2659↗rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2015-2661.html↗lists.apple.comhttp://lists.apple.com/archives/security-announce/2015/Sep/msg00004.html↗support.apple.comhttps://support.apple.com/HT205219↗security.gentoo.orghttps://security.gentoo.org/glsa/201504-03↗lists.apache.orghttps://lists.apache.org/thread.html/r83109088737656fa6307bd99ab40f8ff0269ae58d3f7272d7048494a%40%3Ccvs.httpd.apache.org%3E↗svn.apache.orghttp://svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_http.c↗