Host operations allowed in privileged Longhorn managed pods

published 2021-12-17 4y ago modified 2026-06-17 4mo ago also EUVD-2021-23363

cvss: 9.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

A Missing Authentication for Critical Function vulnerability in SUSE Longhorn allows any workload in the cluster to execute any binary present in the image on the host without authentication. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3.

Patch / fix

fixed in 1

SUSE Longhorn 1.1.3, 1.2.3

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Exploit prediction

0.69% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.6	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD	3.1	9.6	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD	2.0	8.3	AV:A/AC:L/Au:N/C:C/I:C/A:C

Affected products

SUSE Longhorn

Classification

Weakness

CWE-306 Missing Authentication for Critical Functionality

References

bugzilla.suse.com /show_bug.cgi?id=1191818
issue-tracking, vendor-advisory
github.com /longhorn/longhorn/security/advisories/GHSA-g358-m2wp-mhhx
vendor-advisory

Sources

CVE List CVE-2021-36779
NVD CVE-2021-36779

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