CVE-2019-19191
7.8
HIGH
CVSS 3.1
EPSS 0.17%
Description
Shibboleth Service Provider (SP) 3.x before 3.1.0 shipped a spec file that calls chown on files in a directory controlled by the service user (the shibd account) after installation. This allows the user to escalate to root by pointing symlinks to files such as /etc/shadow.
How to fix CVE-2019-19191
To remediate CVE-2019-19191, upgrade the affected package to a fixed version below.
- Debian/shibboleth-sp—upgrade to 3.1.0+dfsg1-2 or later
Is CVE-2019-19191 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.1.0+dfsg1-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |