Critical 9.8Published Jun 19, 2017

CVE-2017-3167In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects apache http_server and 13 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed.

CVSS: 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-287
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

apache http_server apache:http_server	from 2.2.0 before 2.2.33; from 2.4.0 before 2.4.26	NVD
netapp clustered_data_ontap netapp:clustered_data_ontap	all versions	NVD
netapp oncommand_unified_manager netapp:oncommand_unified_manager	all versions	NVD
netapp storagegrid netapp:storagegrid	all versions	NVD
redhat enterprise_linux_desktop redhat:enterprise_linux_desktop	6.0; 7.0	NVD
redhat enterprise_linux_eus redhat:enterprise_linux_eus	6.7; 7.2; 7.3; 7.4; 7.5; 7.6; 7.7	NVD
redhat enterprise_linux_server redhat:enterprise_linux_server	6.0; 7.0	NVD
redhat enterprise_linux_server_aus redhat:enterprise_linux_server_aus	7.2; 7.3; 7.4; 7.6; 7.7	NVD
redhat enterprise_linux_server_tus redhat:enterprise_linux_server_tus	7.2; 7.3; 7.4; 7.6; 7.7	NVD
redhat enterprise_linux_workstation redhat:enterprise_linux_workstation	6.0; 7.0	NVD
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References

References

http://www.debian.org/security/2017/dsa-3896	third-party-advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html	patch, third-party-advisory
http://www.securityfocus.com/bid/99135	third-party-advisory, vdb-entry
http://www.securitytracker.com/id/1038711	third-party-advisory, vdb-entry
https://access.redhat.com/errata/RHSA-2017:2478	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:2479	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:2483	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:3193	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:3194	third-party-advisory
https://access.redhat.com/errata/RHSA-2017:3195	third-party-advisory
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.