Vulnerability Description
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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Hazelcast | Hazelcast | >= 4.0, < 4.0.3 |
| Hazelcast | Jet | >= 4.0, <= 4.2 |
Related Weaknesses (CWE)
References
- https://docs.hazelcast.org/docs/ern/index.html#4-0-3Release NotesVendor Advisory
- https://hazelcast.zendesk.com/hc/en-us/articles/360050161951--IMDG-Enterprise-4-Vendor Advisory
- https://hazelcast.zendesk.com/hc/en-us/articles/360051384932--JET-Enterprise-4-0Vendor Advisory
- https://jet-start.sh/blog/2020/10/23/jet-43-is-releasedVendor Advisory
- https://docs.hazelcast.org/docs/ern/index.html#4-0-3Release NotesVendor Advisory
- https://hazelcast.zendesk.com/hc/en-us/articles/360050161951--IMDG-Enterprise-4-Vendor Advisory
- https://hazelcast.zendesk.com/hc/en-us/articles/360051384932--JET-Enterprise-4-0Vendor Advisory
- https://jet-start.sh/blog/2020/10/23/jet-43-is-releasedVendor Advisory
FAQ
What is CVE-2020-26168?
CVE-2020-26168 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 scenari...
How severe is CVE-2020-26168?
CVE-2020-26168 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-26168?
Check the references section above for vendor advisories and patch information. Affected products include: Hazelcast Hazelcast, Hazelcast Jet.