CVE-2024-38474

Apache HTTP Server weakness with encoded question marks in backreferences

Published Jul 1, 2024 CVSS 3.1 · 8.1 High EPSS 2.5% KEV · Not listed
Description
Substitution encoding issue in mod_rewrite in Apache HTTP Server 2.4.59 and earlier allows attacker to execute scripts in
directories permitted by the configuration but not directly reachable by any URL or source disclosure of scripts meant to only to be executed as CGI.

Users are recommended to upgrade to version 2.4.60, which fixes this issue.

Some RewriteRules that capture and substitute unsafely will now fail unless rewrite flag "UnsafeAllow3F" is specified.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-3921-1 apache2 regression update
Debian DSA Debian DSA DSA-5729-1 apache2 security update
Debian DSA Debian DSA DSA-5729-2 apache2 regression update
Ubuntu USN Ubuntu USN USN-6885-1 Apache HTTP Server vulnerabilities
Ubuntu USN Ubuntu USN USN-6885-3 Apache HTTP Server vulnerabilities
Ubuntu USN Ubuntu USN USN-6885-5 Apache HTTP Server vulnerabilities
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Apache
Apache http Server
Netapp
Netapp clustered Data Ontap
CPEs cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
cpe:2.3:o:netapp:clustered_data_ontap:9.0:*:*:*:*:*:*:*
Vendors & Products Apache
Apache http Server
Netapp
Netapp clustered Data Ontap
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Redhat jboss Core Services
CPEs cpe:/a:redhat:jboss_core_services:1
cpe:/a:redhat:jboss_core_services:1::el7
cpe:/a:redhat:jboss_core_services:1::el8
Vendors & Products Redhat jboss Core Services