What is CVE-2020-11933?

CVE-2020-11933 is a high-severity vulnerability in Canonical Core, classified under CWE-264. CVSS score: 7.3/10. Published 2020-07-29.

How severe is CVE-2020-11933?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Canonical Core

CVE-2020-11933

cloud-init as managed by snapd on Ubuntu Core 16 and Ubuntu Core 18 devices was run without restrictions on every boot, which a physical attacker could exploit by crafting cloud-init user-data/meta-data via external media to perform arbitr…

EPSS: 0.000 (7.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N.

Affected products

Canonical Core — versions 2.45.2
Canonical Snapd — versions 2.45.2

Weakness classification (CWE)

CWE-264

References

launchpad.net/bugs/1879530 (x_refsource_CONFIRM)
ubuntu.com/USN-4424-1 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2020-11933?: CVE-2020-11933 is a high-severity vulnerability in Canonical Core, classified under CWE-264. CVSS score: 7.3/10. Published 2020-07-29.
How severe is CVE-2020-11933?: High severity. CVSS v3 base score is 7.3 out of 10.