Vulnerability in Containerd

CVE-2020-15257

containerd is an industry-standard container runtime and is available as a daemon for Linux and Windows. In containerd before versions 1.3.9 and 1.4.3, the containerd-shim API is improperly exposed to host network containers. Access contro…

EPSS: 0.032 (86.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-15257?
CVE-2020-15257 is a medium-severity vulnerability in Containerd, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 5.2/10. Published 2020-12-01.
How severe is CVE-2020-15257?
Medium severity. CVSS v3 base score is 5.2 out of 10.
Is CVE-2020-15257 known to be exploited?
55 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.