CVE-2018-11784
tomcat8 - security update
4.3
MEDIUM
CVSS 3.1
EPSS 82.6%
Description
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 used to cause the redirect to be generated to any URI of the attackers choice.
How to fix CVE-2018-11784
To remediate CVE-2018-11784, upgrade the affected package to a fixed version below.
- —upgrade to 7.0.56-3+really7.0.91-1 or later
- —upgrade to 8.0.14-1+deb8u14 or later
- —upgrade to 8.5.50-0+deb9u1 or later
- —upgrade to 8.5.34 or later
Is CVE-2018-11784 being exploited?
Likely — EPSS is 82.6%, placing CVE-2018-11784 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (4)
- from 0, < 7.0.56-3+really7.0.91-1
- from 0, < 8.0.14-1+deb8u14
- from 0, < 8.5.50-0+deb9u1
- >= 8.5.0, < 8.5.34
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |