Auth bypass in Opensearch Observability

CVE-2024-39900

OpenSearch Dashboards Reports allows ‘Report Owner’ export and share reports from OpenSearch Dashboards. An issue in the OpenSearch reporting plugin allows unintended access to private tenant resources like notebooks. The system did not properly check if the user was the resource author when accessing resources in a private tenant, leading to potential data being revealed. The patches are included in OpenSearch 2.14.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (21.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-39900: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-39900?
CVE-2024-39900 is a medium-severity vulnerability in Opensearch Observability, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2024-07-09.
How severe is CVE-2024-39900?
Medium severity. CVSS v3 base score is 5.4 out of 10.