CVE-2019-0220

Description

A vulnerability was found in Apache HTTP Server 2.4.0 to 2.4.38. When the path component of a request URL contains multiple consecutive slashes ('/'), directives such as LocationMatch and RewriteRule must account for duplicates in regular expressions while other aspects of the servers processing will implicitly collapse them.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 17.93% Top 10%
Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory apache.org
Affected: Apache Software Foundation Apache HTTP Server
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2019/04/02/6 third party advisory mailing list
http://www.securityfocus.com/bid/107670 third party advisory vdb entry
https://seclists.org/bugtraq/2019/Apr/5 third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2019/04/msg00008.html third party advisory mailing list
https://usn.ubuntu.com/3937-1/ third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WETXNQWNQLWHV6XNW6YTO5UGDTIWAQGT/ vendor advisory
https://www.debian.org/security/2019/dsa-4422 third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZRMTEIGZKYFNGIDOTXN3GNEJTLVCYU7/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00051.html patch vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00061.html patch vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00084.html patch vendor advisory mailing list third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ALIR5S3O7NRHEGFMIDMUSYQIZOE4TJJN/ vendor advisory
https://access.redhat.com/errata/RHSA-2019:2343 vendor 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://access.redhat.com/errata/RHSA-2019:3436 vendor advisory
https://access.redhat.com/errata/RHSA-2019:4126 vendor advisory
https://access.redhat.com/errata/RHSA-2020:0250 vendor advisory
https://access.redhat.com/errata/RHSA-2020:0251 vendor advisory
https://lists.apache.org/thread.html/r31f46d1f16ffcafa68058596b21f6eaf6d352290e522690a1cdccdd7%40%3Cbugs.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://www.oracle.com/security-alerts/cpuapr2020.html
https://www.oracle.com/security-alerts/cpujul2020.html
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
https://httpd.apache.org/security/vulnerabilities_24.html vendor advisory
https://support.f5.com/csp/article/K44591505 third party advisory
https://security.netapp.com/advisory/ntap-20190625-0007/
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03950en_us
https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E mailing list
https://lists.apache.org/thread.html/r06f0d87ebb6d59ed8379633f36f72f5b1f79cadfda72ede0830b42cf%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/r03ee478b3dda3e381fd6189366fa7af97c980d2f602846eef935277d%40%3Ccvs.httpd.apache.org%3E mailing list
https://lists.apache.org/thread.html/rd2fb621142e7fa187cfe12d7137bf66e7234abcbbcd800074c84a538%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/re473305a65b4db888e3556e4dae10c2a04ee89dcff2e26ecdbd860a9%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
https://www.oracle.com/security-alerts/cpujul2022.html

Frequently Asked Questions

What is the severity of CVE-2019-0220?
CVE-2019-0220 has been scored as a medium severity vulnerability.
How to fix CVE-2019-0220?
To fix CVE-2019-0220, 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-2019-0220 being actively exploited in the wild?
It is possible that CVE-2019-0220 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~18% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-0220?
CVE-2019-0220 affects Apache Software Foundation Apache HTTP Server.
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