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CVE-2021-22132

4.8 · MEDIUM

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API.

Published Jan 14, 2021CWE-522EPSS 1.22%

Overview

CVE-2021-22132 is a medium-severity vulnerability. It was published on January 14, 2021 and has a CVSS 3.1 base score of 4.8 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refdiscuss.elastic.co/t/elasticsearch-7-10-2-security-update/261164Refsecurity.netapp.com/advisory/ntap-20210219-0004/Refwww.oracle.com/security-alerts/cpuapr2022.htmlRefdiscuss.elastic.co/t/elasticsearch-7-10-2-security-update/261164Refsecurity.netapp.com/advisory/ntap-20210219-0004/Refwww.oracle.com/security-alerts/cpuapr2022.html

How CyberStrike helps

Frequently asked questions

What is CVE-2021-22132?

CVE-2021-22132 is a medium-severity vulnerability. It was published on January 14, 2021 and has a CVSS 3.1 base score of 4.8 (MEDIUM).

How severe is CVE-2021-22132?

This vulnerability has a CVSS 3.1 base score of 4.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-22132?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-22132?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-22132 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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