CVE-2015-5346

Severity: high (CVSS 8.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 10.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-02-25 · updated 2026-10-14

Description

Session fixation vulnerability in Apache Tomcat 7.x before 7.0.66, 8.x before 8.0.30, and 9.x before 9.0.0.M2, when different session settings are used for deployments of multiple versions of the same web application, might allow remote attackers to hijack web sessions by leveraging use of a requestedSessionSSL field for an unintended request, related to CoyoteAdapter.java and Request.java.

Affected products

Apache Tomcat: 7.0.0-beta, 7.0.2-beta, 7.0.4-beta, 7.0.5-beta, 7.0.6, 7.0.10 (+60)
Canonical Ubuntu Linux: 12.04, 14.04, 15.10, 16.04
Debian Linux: 7.0, 8.0

References

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00047.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00069.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00085.html
http://packetstormsecurity.com/files/135890/Apache-Tomcat-Session-Fixation.html
http://rhn.redhat.com/errata/RHSA-2016-1089.html
http://rhn.redhat.com/errata/RHSA-2016-2046.html
http://rhn.redhat.com/errata/RHSA-2016-2807.html
http://rhn.redhat.com/errata/RHSA-2016-2808.html
http://seclists.org/bugtraq/2016/Feb/143
http://svn.apache.org/viewvc?view=revision&revision=1713184
http://svn.apache.org/viewvc?view=revision&revision=1713185
http://svn.apache.org/viewvc?view=revision&revision=1713187

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