Inclusion of Sensitive Information in Log Files in Elasticsearch - CVE-2020-7021

Vulnerability details

The vulnerability allows a remote administrator to gain access to sensitive information.

The vulnerability exists due to software stores sensitive information into log files, when audit logging and the emit_request_body option is enabled. The Elasticsearch administrator can view the audit log and obtain password hashes or authentication tokens in clear text.

Affected software

How to mitigate CVE-2020-7021

External References

• https://discuss.elastic.co/t/elastic-stack-7-11-0-and-6-8-14-security-update/263915
• https://www.elastic.co/guide/en/elasticsearch/reference/6.8/release-notes-6.8.14.html#release-notes-6.8.14
• https://www.elastic.co/community/security#ESA-2021-03

Related Security Bulletins

• Information disclosure in Elasticsearch
• Junos Space Security Director update for third-party components