CVE-2019-11503
7.5
HIGH
CVSS 3.1
EPSS 0.45%
Description
snap-confine as included in snapd before 2.39 did not guard against symlink races when performing the chdir() to the current working directory of the calling user, aka a "cwd restore permission bypass."
How to fix CVE-2019-11503
To remediate CVE-2019-11503, upgrade the affected package to a fixed version below.
- Debian/snapd—upgrade to 2.40-1 or later
Is CVE-2019-11503 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.40-1
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:N/I:H/A:N |