CVE-2016-5425
Description
The Tomcat package on Red Hat Enterprise Linux (RHEL) 7, Fedora, CentOS, Oracle Linux, and possibly other Linux distributions uses weak permissions for /usr/lib/tmpfiles.d/tomcat.conf, which allows local users to gain root privileges by leveraging membership in the tomcat group.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
Apache Tomcat 8/7/6 (RedHat Based Distros) - Local Privilege Escalation
Metasploit modules
OS impact
Red Hat Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| 7.0 | Not affected | — |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| apache | tomcat | - | |
| oracle | instantis_enterprisetrack | 17.1 | |
| oracle | instantis_enterprisetrack | 17.2 | |
| oracle | instantis_enterprisetrack | 17.3 | |
References
- http://legalhackers.com/advisories/Tomcat-RedHat-Pkgs-Root-PrivEsc-Exploit-CVE-2016-5425.html
- http://packetstormsecurity.com/files/139041/Apache-Tomcat-8-7-6-Privilege-Escalation.html
- http://rhn.redhat.com/errata/RHSA-2016-2046.html
- http://www.openwall.com/lists/oss-security/2016/10/10/2
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
- http://www.securityfocus.com/bid/93472
- http://www.securitytracker.com/id/1036979
- https://lists.apache.org/thread.html/6b414817c2b0bf351138911c8c922ec5dd577ebc0b9a7f42d705752d%40%3Cissues.activemq.apache.org%3E
- https://www.exploit-db.com/exploits/40488/
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- http://legalhackers.com/advisories/Tomcat-RedHat-Pkgs-Root-PrivEsc-Exploit-CVE-2016-5425.html
- http://packetstormsecurity.com/files/139041/Apache-Tomcat-8-7-6-Privilege-Escalation.html
- http://rhn.redhat.com/errata/RHSA-2016-2046.html
- http://www.openwall.com/lists/oss-security/2016/10/10/2
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
- http://www.securityfocus.com/bid/93472
- http://www.securitytracker.com/id/1036979
- https://lists.apache.org/thread.html/6b414817c2b0bf351138911c8c922ec5dd577ebc0b9a7f42d705752d%40%3Cissues.activemq.apache.org%3E
- https://www.exploit-db.com/exploits/40488/
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
CWEs
CWE-276
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.