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Vulnerability details: VCID-9f3y-j6dx-m3aj
Vulnerability ID VCID-9f3y-j6dx-m3aj
Aliases CVE-2019-0220
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-41 Improper Resolution of Path Equivalence
CWE-706 Use of Incorrectly-Resolved Name or Reference
System Score Found at
cvssv3 3.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-0220.json
epss 0.05319 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.05319 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.18865 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.19268 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
epss 0.22292 https://api.first.org/data/v1/epss?cve=CVE-2019-0220
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
apache_httpd low https://httpd.apache.org/security/json/CVE-2019-0220.json
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2019-0220
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2019-0220
archlinux Critical https://security.archlinux.org/AVG-946
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2019:4126
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-0220.json
https://api.first.org/data/v1/epss?cve=CVE-2019-0220
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17189
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17199
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-0196
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-0211
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-0217
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-0220
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://httpd.apache.org/security/vulnerabilities_24.html
https://lists.apache.org/thread.html/r31f46d1f16ffcafa68058596b21f6eaf6d352290e522690a1cdccdd7%40%3Cbugs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E
https://lists.debian.org/debian-lts-announce/2019/04/msg00008.html
https://security.netapp.com/advisory/ntap-20190625-0007/
https://support.f5.com/csp/article/K44591505
https://www.oracle.com/security-alerts/cpuapr2020.html
https://www.oracle.com/security-alerts/cpujul2020.html
https://www.oracle.com/security-alerts/cpujul2022.html
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
http://www.openwall.com/lists/oss-security/2019/04/02/6
http://www.securityfocus.com/bid/107670
1695036 https://bugzilla.redhat.com/show_bug.cgi?id=1695036
ASA-201904-3 https://security.archlinux.org/ASA-201904-3
AVG-946 https://security.archlinux.org/AVG-946
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
CVE-2019-0220 https://httpd.apache.org/security/json/CVE-2019-0220.json
CVE-2019-0220 https://nvd.nist.gov/vuln/detail/CVE-2019-0220
RHSA-2019:2343 https://access.redhat.com/errata/RHSA-2019:2343
RHSA-2019:3436 https://access.redhat.com/errata/RHSA-2019:3436
RHSA-2020:0250 https://access.redhat.com/errata/RHSA-2020:0250
RHSA-2020:0251 https://access.redhat.com/errata/RHSA-2020:0251
USN-3937-1 https://usn.ubuntu.com/3937-1/
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-0220.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-0220
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-0220
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.8973
EPSS Score 0.05319
Published At Aug. 2, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:28:19.407968+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.6/main.json 37.0.0