Auth bypass in Apache Tomcat
CVE-2016-6797
The ResourceLinkFactory implementation 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 and 6.0.0 to 6.0.45 did not limit web application access to global JNDI resources to those resources explici…
Vulnerability class: Broken Access Control
EPSS: 0.003 (57.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
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 Debian_linux — versions 8.0
- Redhat Enterprise_linux_desktop — versions 7.0
- Redhat Enterprise_linux_eus — versions 7.4, 7.5, 7.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (vdb-entry, Broken Link, x_refsource_BID)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (vdb-entry, x_refsource_SECTRACK, Broken Link)
- security@apache.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security@apache.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security@apache.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security@apache.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- security@apache.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2016-6797?
- CVE-2016-6797 is a high-severity vulnerability in Apache Tomcat, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2017-08-10.
- How severe is CVE-2016-6797?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-6797 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.