Vulnerability in Apache Tomcat
CVE-2016-6794
When a SecurityManager is configured, a web application's ability to read system properties should be controlled by the SecurityManager. In Apache Tomcat 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70, 6.0.0 to 6.0.45 the system property replacement feature for configuration files could be used by a malicious web application to bypass the SecurityManager and read system properties that should not be visible.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.072 (94.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.072 · newest: 0.072 · change: 0.000
Affected products
- Apache Tomcat — versions 9.0.0
- Apache Software Foundation Tomcat — versions 6.0.0 to 6.0.45, 8.5.0 to 8.5.4, 7.0.0 to 7.0.70
- NetApp Oncommand Insight
- NetApp Oncommand Shift
- NetApp Snap Creator Framework
- Oracle Tekelec Platform Distribution
- Canonical Ubuntu Linux — versions 16.04
- Debian Linux — versions 8.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Eus — versions 7.4, 7.5, 7.6
Public proof-of-concept exploits
References
- lists.apache.org/thread.html/09d2f2c65ac4ff5da42f15dc2b0f78b655e50f1a42e8a97841… (mailing-list)
- access.redhat.com/errata/RHSA-2017:2247 (vendor-advisory, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2017-0457.html (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:0455 (vendor-advisory, Third Party Advisory)
- www.securitytracker.com/id/1037143 (vdb-entry, Broken Link)
- www.debian.org/security/2016/dsa-3720 (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/93943 (vdb-entry, Broken Link)
- access.redhat.com/errata/RHSA-2017:0456 (vendor-advisory, Third Party Advisory)
- lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f… (mailing-list)
- lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033… (mailing-list)
Frequently asked questions
- What is CVE-2016-6794?
- CVE-2016-6794 is a medium-severity vulnerability in Apache Tomcat. CVSS score: 5.3/10. Published 2017-08-10.
- How severe is CVE-2016-6794?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2016-6794 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.