What is CVE-2020-9040?

CVE-2020-9040 is a high-severity vulnerability in Couchbase Server Java Sdk, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2020-06-08.

How severe is CVE-2020-9040?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Couchbase Server Java Sdk

CVE-2020-9040

Couchbase Server Java SDK before 2.7.1.1 allows a potential attacker to forge an SSL certificate and pose as the intended peer. An attacker can leverage this flaw by crafting a cryptographically valid certificate that will be accepted by Java SDK's Netty component due to missing hostname verification.

Vulnerability class: Improper Certificate Validation

EPSS: 0.007 (48.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Couchbase Couchbase_server_java_sdk
N/a — versions n/a

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-9040?: CVE-2020-9040 is a high-severity vulnerability in Couchbase Server Java Sdk, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2020-06-08.
How severe is CVE-2020-9040?: High severity. CVSS v3 base score is 7.5 out of 10.