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CVE-2016-5425

Impact:
Important
Public Date:
2016-10-10
CWE:
CWE-284
Bugzilla:
1362545: CVE-2016-5425 tomcat: Local privilege escalation via systemd-tmpfiles service
It was discovered that the Tomcat packages installed configuration file /usr/lib/tmpfiles.d/tomcat.conf writeable to the tomcat group. A member of the group or a malicious web application deployed on Tomcat could use this flaw to escalate their privileges.

Find out more about CVE-2016-5425 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 6.9
Base Metrics AV:L/AC:M/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 7
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (tomcat) RHSA-2016:2046 2016-10-10

Affected Packages State

Platform Package State
Red Hat Jboss Portal Platform 6 jbossweb Not affected
Red Hat Jboss Operations Network 3 jbossweb Not affected
Red Hat Jboss Fuse Service Works 6 jbossweb Not affected
Red Hat Jboss Data Virtualization 6 jbossweb Not affected
Red Hat Jboss Data Grid 6 jbossweb Not affected
Red Hat JBoss Web Server 3.0 tomcat7 Not affected
Red Hat JBoss Web Server 3.0 tomcat8 Not affected
Red Hat JBoss EWS 2 tomcat7 Not affected
Red Hat JBoss EWS 2 tomcat6 Not affected
Red Hat JBoss EAP 7 Scripts Not affected
Red Hat JBoss EAP 6 tomcat7 Not affected
Red Hat JBoss EAP 6 jbossweb Not affected
Red Hat Enterprise Linux 6 tomcat6 Not affected
Red Hat Enterprise Linux 5 tomcat5 Not affected

Acknowledgements

Red Hat would like to thank Dawid Golunski (http://legalhackers.com) for reporting this issue.

External References

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