CVE-2018-6185 Missing authorization in n/a

Medium 4.9 Published Updated

Remote attackers can purge or undelete encryption keys due to insecure default ACLs, causing data loss or recovery of deleted keys.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-6185?

CVE-2018-6185 is a medium-severity missing authorization vulnerability in n/a, published on 7 Jun 2019. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

In Cloudera Navigator Key Trustee KMS 5.12 and 5.13, incorrect default ACL values allow remote access to purge and undelete API calls on encryption zone keys. The Navigator Key Trustee KMS includes 2 API calls in addition to those in Apache Hadoop KMS: purge and undelete. The KMS ACL values for these commands are keytrustee.kms.acl.PURGE and keytrustee.kms.acl.UNDELETE respectively. The default value for the ACLs in Key Trustee KMS 5.12.0 and 5.13.0 is "*" which allows anyone with knowledge of the name of an encryption zone key and network access to the Key Trustee KMS to make those calls against known encryption zone keys. This can result in the recovery of a previously deleted, but not purged, key (undelete) or the deletion of a key in active use (purge) resulting in loss of access to encrypted HDFS data.

Weakness: CWE-310

Which versions are affected by CVE-2018-6185?

It affects 2 products.

Products include Cloudera Cloudera Manager, Cloudera Navigator Key Trustee Kms.

How do I fix CVE-2018-6185?

No fix has been published for CVE-2018-6185 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2018-6185 being exploited?

There is no known exploitation of CVE-2018-6185 in the wild and no public exploit code.

Sources

Also known as GHSA-5c76-8684-p245.

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