CVE-2021-21996
salt - security update
7.5
HIGH
CVSS 3.1
EPSS 2.3%
Description
An issue was discovered in SaltStack Salt before 3003.3. A user who has control of the source, and source_hash URLs can gain full file system access as root on a salt minion.
How to fix CVE-2021-21996
To remediate CVE-2021-21996, upgrade the affected package to a fixed version below.
- Debian/salt—upgrade to 2016.11.2+ds-1+deb9u8 or later
- Debian/salt—upgrade to 2018.3.4+dfsg1-6+deb10u3 or later
- —upgrade to 3003.3 or later
- —upgrade to 3003.3 or later
Is CVE-2021-21996 being exploited?
Low — EPSS is 2.3%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 2016.11.2+ds-1+deb9u8
- from 0, < 2018.3.4+dfsg1-6+deb10u3
- from 0, < 3003.3
- from 0, < 3003.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |