Information disclosure in Apache Tomcat

CVE-2017-12616

When using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request.

Vulnerability class: Information Disclosure

EPSS: 0.906 (99.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-12616?
CVE-2017-12616 is a high-severity vulnerability in Apache Tomcat, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-09-19.
How severe is CVE-2017-12616?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-12616 known to be exploited?
20 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.