What is CVE-2021-22151?

CVE-2021-22151 is a low-severity vulnerability in Elastic Kibana, classified under Path Traversal. CVSS score: 3.1/10. Published 2023-11-22.

How severe is CVE-2021-22151?

Low severity. CVSS v3 base score is 3.1 out of 10.

Path Traversal in Elastic Kibana

CVE-2021-22151

It was discovered that Kibana was not validating a user supplied path, which would load .pbf files. Because of this, a malicious user could arbitrarily traverse the Kibana host to load internal files ending in the .pbf extension.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.007 (49.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Elastic Kibana — versions 7.9.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security@elastic.co (Vendor Advisory)
security@elastic.co (Vendor Advisory)

Frequently asked questions

What is CVE-2021-22151?: CVE-2021-22151 is a low-severity vulnerability in Elastic Kibana, classified under Path Traversal. CVSS score: 3.1/10. Published 2023-11-22.
How severe is CVE-2021-22151?: Low severity. CVSS v3 base score is 3.1 out of 10.