CVE-2020-9040: High severity couchbase server vulnerability

Published Jun 8, 2020
·
Updated

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.

Affected Software

1 affected component
Couchbase Couchbase Server Java SDK>=1.7.1<2.7.1.1

Event History

Jun 8, 2020
CVE Published
via MITRE·03:21 PM
Data Sourced
via MITRE·03:21 PM
Description

Frequently Asked Questions

1

What is CVE-2020-9040?

CVE-2020-9040 is a vulnerability in the Couchbase Server Java SDK that allows an attacker to forge an SSL certificate and pose as the intended peer.

2

How does CVE-2020-9040 work?

An attacker can exploit CVE-2020-9040 by crafting a cryptographically valid certificate that will be accepted by Java SDK's Netty component due to missing hostname verification.

3

What is the severity of CVE-2020-9040?

CVE-2020-9040 has a severity rating of 7.5 (High).

4

What is the affected software for CVE-2020-9040?

The affected software is Couchbase Server Java SDK versions between 1.7.1 and 2.7.1.1.

5

How can I fix CVE-2020-9040?

To fix CVE-2020-9040, it is recommended to upgrade to Couchbase Server Java SDK version 2.7.1.1 or later.

Contact

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