Improper Authentication Affecting ipsilon package, versions <0:1.0.0-13.el7_3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-IPSILON-2074465
- published26 Jul 2021
- disclosed21 Nov 2016
Introduced: 21 Nov 2016
CVE-2016-8638 (opens in a new tab)How to fix?
Upgrade Centos:7 ipsilon to version 0:1.0.0-13.el7_3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ipsilon package and not the ipsilon package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
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."
References
- http://www.securityfocus.com/bid/94439
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8638
- https://ipsilon-project.org/advisory/CVE-2016-8638.txt
- https://ipsilon-project.org/release/2.1.0.html
- https://pagure.io/ipsilon/c/511fa8b7001c2f9a42301aa1d4b85aaf170a461c
- https://access.redhat.com/security/cve/CVE-2016-8638
- http://rhn.redhat.com/errata/RHSA-2016-2809.html
- https://access.redhat.com/errata/RHSA-2016:2809
- https://bugzilla.redhat.com/show_bug.cgi?id=1392829