National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-19191 Detail

Current Description

Shibboleth Service Provider (SP) 3.x before 3.1.0 shipped a spec file that calls chown on files in a directory controlled by the service user (the shibd account) after installation. This allows the user to escalate to root by pointing symlinks to files such as /etc/shadow.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.8 HIGH
Vector:  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugzilla.suse.com/show_bug.cgi?id=1157471 Exploit Issue Tracking Third Party Advisory
https://issues.shibboleth.net/jira/browse/SSPCPP-874 Issue Tracking Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-59 Improper Link Resolution Before File Access ('Link Following') NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:shibboleth:service_provider:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.0.0
Up to (excluding)
3.1.0


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-19191
NVD Published Date:
11/21/2019
NVD Last Modified:
12/04/2019