Open Redirect in Apache Tomcat
CVE-2018-11784
When the default servlet in Apache Tomcat versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33 and 7.0.23 to 7.0.90 returned a redirect to a directory (e.g. redirecting to '/foo/' when the user requested '/foo') a specially crafted URL could be us…
Vulnerability class: Open Redirect
EPSS: 0.945 (99.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Apache Tomcat — versions 9.0.0
- Apache Software Foundation Tomcat — versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33, 7.0.23 to 7.0.90
- Netapp Snap_creator_framework
- Oracle Communications_application_session_controller — versions 3.7.1, 3.8.0
- Oracle Hospitality_guest_access — versions 4.2.0, 4.2.1
- Oracle Instantis_enterprisetrack — versions 17.1, 17.2, 17.3
- Oracle Retail_order_broker — versions 5.1, 5.2, 15.0
- Oracle Secure_global_desktop — versions 5.4
- Canonical Ubuntu_linux — versions 14.04, 16.04
- Debian Debian_linux — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (x_refsource_CONFIRM, Third Party Advisory)
- security@apache.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- 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 (mailing-list, x_refsource_MLIST, Third Party Advisory)
- security@apache.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-11784?
- CVE-2018-11784 is a medium-severity vulnerability in Apache Tomcat, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.3/10. Published 2018-10-04.
- How severe is CVE-2018-11784?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2018-11784 known to be exploited?
- 16 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.