CVE-2021-22147 Exposure of sensitive information in Elasticsearch

What is CVE-2021-22147?

CVE-2021-22147 is a medium-severity missing authorization vulnerability in Elastic Elasticsearch, published on 15 Sep 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Elasticsearch before 7.14.0 did not apply document and field level security to searchable snapshots. This could lead to an authenticated user gaining access to information that they are unauthorized to view.

Weakness: CWE-862, CWE-732

Which versions are affected by CVE-2021-22147?

3 open source packages ship an affected version, including org.elasticsearch:elasticsearch and elasticsearch. It affects 1 product.

Products include Elastic Elasticsearch.

How do I fix CVE-2021-22147?

Upgrade org.elasticsearch:elasticsearch to 7.14.0 or later.

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

Is CVE-2021-22147 being exploited?

There is no known exploitation of CVE-2021-22147 in the wild and no public exploit code.

Other vulnerabilities in Elastic Elasticsearch

• CVE-2015-1427 Elasticsearch Groovy Scripting Engine Remote Code Execution Exploited Critical 9.8
• CVE-2014-3120 Elasticsearch Remote Code Execution Exploited High 8.1
• CVE-2015-5377 Code injection in n/a Critical 9.8
• CVE-2026-72649 Deserialization of Untrusted Data in Elasticsearch Leading to Remote Code Execution High 8.8
• CVE-2026-72642 Use of Out-of-range Pointer Offset in the Elasticsearch Machine Learning Native Inference Process High 8.8

All Elastic Elasticsearch vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-elasticsearch-2021-22147, GHSA-45h5-r968-5xr7, UBUNTU-CVE-2021-22147.