CVE-2017-12616
tomcat7 - security update
7.5
HIGH
CVSS 3.1
EPSS 90.6%
Description
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.
How to fix CVE-2017-12616
To remediate CVE-2017-12616, upgrade the affected package to a fixed version below.
- Debian/tomcat7—upgrade to 7.0.28-4+deb7u15 or later
- —upgrade to 7.0.56-3+really7.0.88-1 or later
- —upgrade to 7.0.81 or later
Is CVE-2017-12616 being exploited?
Likely — EPSS is 90.6%, placing CVE-2017-12616 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (3)
- from 0, < 7.0.28-4+deb7u15
- from 0, < 7.0.56-3+really7.0.88-1
- >= 7.0.0, < 7.0.81
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |