CVE-2020-26168: Critical severity hazelcast vulnerability

Published Nov 9, 2020
·
Updated

The LDAP authentication method in LdapLoginModule in Hazelcast IMDG Enterprise 4.x before 4.0.3, and Jet Enterprise 4.x through 4.2, doesn't verify properly the password in some system-user-dn scenarios. As a result, users (clients/members) can be authenticated even if they provide invalid passwords.

Affected Software

2 affected components
hazelcast hazelcast>=4.0<4.0.3
hazelcast Jet>=4.0<=4.2

Event History

Nov 9, 2020
CVE Published
via MITRE·09:28 PM
Data Sourced
via MITRE·09:28 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2020-26168?

The severity of CVE-2020-26168 is considered high due to the potential for unauthorized access.

2

How do I fix CVE-2020-26168?

To fix CVE-2020-26168, upgrade Hazelcast IMDG Enterprise to version 4.0.4 or later, or Jet Enterprise to version 4.2 or later.

3

What systems are affected by CVE-2020-26168?

CVE-2020-26168 affects Hazelcast IMDG Enterprise versions before 4.0.3 and Jet Enterprise versions from 4.0 to 4.2.

4

Can users authenticate with invalid passwords due to CVE-2020-26168?

Yes, due to CVE-2020-26168, users can be falsely authenticated even if they provide invalid passwords.

5

What authentication method is vulnerable in CVE-2020-26168?

The LDAP authentication method in Hazelcast is vulnerable in CVE-2020-26168.

Contact

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