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  5. CVE-2016-8638

CVE-2016-8638: Session Fixation

May 14, 2022 (updated February 14, 2023)

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

  • rhn.redhat.com/errata/RHSA-2016-2809.html
  • www.securityfocus.com/bid/94439
  • access.redhat.com/errata/RHSA-2016:2809
  • access.redhat.com/security/cve/CVE-2016-8638
  • bugzilla.redhat.com/show_bug.cgi?id=1392829
  • bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8638
  • github.com/advisories/GHSA-376m-3rm2-9jm6
  • ipsilon-project.org/advisory/CVE-2016-8638.txt
  • ipsilon-project.org/release/2.1.0.html
  • nvd.nist.gov/vuln/detail/CVE-2016-8638
  • pagure.io/ipsilon/c/511fa8b7001c2f9a42301aa1d4b85aaf170a461c

Code Behaviors & Features

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Affected versions

All versions starting from 1.0.0 before 1.0.3, all versions starting from 1.1.0 before 1.1.2, all versions starting from 1.2.0 before 1.2.1, all versions starting from 2.0.0 before 2.0.2

Fixed versions

  • 1.2.1
  • 2.0.2
  • 1.0.3
  • 1.1.2

Solution

Upgrade to versions 1.2.1, 2.0.2, 1.0.3, 1.1.2 or above.

Impact 9.1 CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-384: Session Fixation

Source file

pypi/ipsilon/CVE-2016-8638.yml

Spotted a mistake? Edit the file on GitLab.

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