Upstream information

CVE-2019-3878 at MITRE

Description

A vulnerability was found in mod_auth_mellon before v0.14.2. If Apache is configured as a reverse proxy and mod_auth_mellon is configured to only let through authenticated users (with the require valid-user directive), adding special HTTP headers that are normally used to start the special SAML ECP (non-browser based) can be used to bypass authentication.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
CVSS detail National Vulnerability Database
Base Score 6.8
Vector AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
CVSS detail National Vulnerability Database
Base Score 8.1
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3
No SUSE Bugzilla entries cross referenced.

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Liberty Linux 7
  • mod_auth_mellon >= 0.14.0-2.el7_6.4
  • mod_auth_mellon-diagnostics >= 0.14.0-2.el7_6.4
 Patchnames:
RHSA-2019:0766
SUSE Liberty Linux 8
  • mod_auth_mellon >= 0.14.0-3.el8_0.2
 Patchnames:
RHSA-2019:0985

SUSE Timeline for this CVE

CVE page created: Thu Mar 21 06:43:45 2019
CVE page last modified: Mon Oct 6 19:19:59 2025