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Vulnerability details: VCID-ftjw-9fb6-d3cw
Vulnerability ID VCID-ftjw-9fb6-d3cw
Aliases CVE-2024-38473
Summary Encoding problem in mod_proxy in Apache HTTP Server 2.4.59 and earlier allows request URLs with incorrect encoding to be sent to backend services, potentially bypassing authentication via crafted requests. Users are recommended to upgrade to version 2.4.60, which fixes this issue.
Status Published
Exploitability 2.0
Weighted Severity 7.3
Risk 10.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-116 Improper Encoding or Escaping of Output
System Score Found at
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-38473.json
epss 0.87861 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.87861 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.87861 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88261 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88261 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88261 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88261 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88261 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88261 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88261 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
epss 0.88359 https://api.first.org/data/v1/epss?cve=CVE-2024-38473
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 8.1 https://httpd.apache.org/security/vulnerabilities_24.html
ssvc Track https://httpd.apache.org/security/vulnerabilities_24.html
cvssv3.1 8.1 https://security.netapp.com/advisory/ntap-20240712-0001/
ssvc Track https://security.netapp.com/advisory/ntap-20240712-0001/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-38473.json
https://api.first.org/data/v1/epss?cve=CVE-2024-38473
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-36387
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-38473
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-38474
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-38475
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-38476
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-38477
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-39573
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2295012 https://bugzilla.redhat.com/show_bug.cgi?id=2295012
CVE-2024-38473 https://httpd.apache.org/security/json/CVE-2024-38473.json
GLSA-202409-31 https://security.gentoo.org/glsa/202409-31
ntap-20240712-0001 https://security.netapp.com/advisory/ntap-20240712-0001/
RHSA-2024:4720 https://access.redhat.com/errata/RHSA-2024:4720
RHSA-2024:4726 https://access.redhat.com/errata/RHSA-2024:4726
RHSA-2024:5001 https://access.redhat.com/errata/RHSA-2024:5001
RHSA-2024:5239 https://access.redhat.com/errata/RHSA-2024:5239
RHSA-2024:5240 https://access.redhat.com/errata/RHSA-2024:5240
USN-6885-1 https://usn.ubuntu.com/6885-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-38473.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:3.1/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: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://httpd.apache.org/security/vulnerabilities_24.html
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-07-24T13:55:35Z/ Found at https://httpd.apache.org/security/vulnerabilities_24.html
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://security.netapp.com/advisory/ntap-20240712-0001/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-07-24T13:55:35Z/ Found at https://security.netapp.com/advisory/ntap-20240712-0001/
Exploit Prediction Scoring System (EPSS)
Percentile 0.99478
EPSS Score 0.87861
Published At April 21, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:36:23.596412+00:00 Apache HTTPD Importer Import https://httpd.apache.org/security/json/CVE-2024-38473.json 38.0.0