What is CVE-2021-37940?

CVE-2021-37940 is a medium-severity vulnerability in Elastic Enterprise Search, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2021-12-07.

How severe is CVE-2021-37940?

Medium severity. CVSS v3 base score is 6.8 out of 10.

SSRF in Elastic Enterprise Search

CVE-2021-37940

An information disclosure via GET request server-side request forgery vulnerability was discovered with the Workplace Search Github Enterprise Server integration. Using this vulnerability, a malicious Workplace Search admin could use the GHES integration to view hosts that might not be publicly accessible.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.008 (54.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.

Affected products

Elastic Enterprise_search
Elastic Enterprisesearch — versions before 7.16.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

security@elastic.co (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-37940?: CVE-2021-37940 is a medium-severity vulnerability in Elastic Enterprise Search, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2021-12-07.
How severe is CVE-2021-37940?: Medium severity. CVSS v3 base score is 6.8 out of 10.