CVE-2015-0253

Description

The read_request_line function in server/protocol.c in the Apache HTTP Server 2.4.12 does not initialize the protocol structure member, which allows remote attackers to cause a denial of service (NULL pointer dereference and process crash) by sending a request that lacks a method to an installation that enables the INCLUDES filter and has an ErrorDocument 400 directive specifying a local URI.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 8.28% Top 10%

Vendor Advisory redhat.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apache.org Vendor Advisory apache.org

Affected: n/a n/a

References

Link	Tags
https://bz.apache.org/bugzilla/show_bug.cgi?id=57531	issue tracking
http://httpd.apache.org/security/vulnerabilities_24.html	vendor advisory
https://github.com/apache/httpd/commit/6a974059190b8a0c7e499f4ab12fe108127099cb
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	third party advisory
http://www.apache.org/dist/httpd/CHANGES_2.4	release notes vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-1666.html	vendor advisory
http://www.securitytracker.com/id/1032967	vdb entry
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html	mailing list vendor advisory
http://www.securityfocus.com/bid/75964	vdb entry
https://support.apple.com/kb/HT205031	third party advisory
http://lists.apple.com/archives/security-announce/2015/Sep/msg00004.html	mailing list vendor advisory
https://support.apple.com/HT205219	third party advisory
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html	third party advisory
https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E	mailing list
https://github.com/apache/httpd/commit/be0f5335e3e73eb63253b050fdc23f252f5c8ae3
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/ra7f6aeb28661fbf826969526585f16856abc4615877875f9d3b35ef4%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r83109088737656fa6307bd99ab40f8ff0269ae58d3f7272d7048494a%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rcc44594d4d6579b90deccd4536b5d31f099ef563df39b094be286b9e%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rb14daf9cc4e28d18cdc15d6a6ca74e565672fabf7ad89541071d008b%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37ea993dfce68d1d%40%3Ccvs.httpd.apache.org%3E	mailing list

Frequently Asked Questions

What is the severity of CVE-2015-0253?: CVE-2015-0253 has been scored as a medium severity vulnerability.
How to fix CVE-2015-0253?: To fix CVE-2015-0253, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-0253 being actively exploited in the wild?: It is possible that CVE-2015-0253 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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