CVE-2016-8638

9.1 CRITICAL
Published: July 12, 2017 Modified: May 13, 2026
View on NVD

Description

A vulnerability in ipsilon 2.0 before 2.0.2, 1.2 before 1.2.1, 1.1 before 1.1.2, and 1.0 before 1.0.3 was found that allows attacker to log out active sessions of other users. This issue is related to how it tracks sessions, and allows an unauthenticated attacker to view and terminate active sessions from other users. It is also called a "SAML2 multi-session vulnerability."

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/94439
Source: secalert@redhat.com
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8638
Source: secalert@redhat.com
Issue Tracking Third Party Advisory
https://ipsilon-project.org/advisory/CVE-2016-8638.txt
Source: secalert@redhat.com
Vendor Advisory
https://pagure.io/ipsilon/c/511fa8b7001c2f9a42301aa1d4b85aaf170a461c
Source: secalert@redhat.com
Patch Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2809.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/94439
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8638
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://ipsilon-project.org/advisory/CVE-2016-8638.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://ipsilon-project.org/release/2.1.0.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://pagure.io/ipsilon/c/511fa8b7001c2f9a42301aa1d4b85aaf170a461c
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory

12 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.1 / 10.0
EPSS (Exploit Probability)
2.1%
79th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

ipsilon_project