PT-2021-14870 · Elastic · Elasticsearch

Lucas Drufva · Published 2021-07-21 · Updated 2025-07-08 · CVE-2021-22145

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions: Elasticsearch versions 7.10.0 through 7.13.3

Description: A memory disclosure issue was identified in error reporting, allowing a user who can submit arbitrary queries to potentially retrieve sensitive information, including Elasticsearch documents or authentication details, by submitting a malformed query that results in an error message containing previously used portions of a data buffer.

Recommendations: For Elasticsearch versions 7.10.0 through 7.13.3, update to a version that contains a fix for this issue to prevent potential exploitation.

Exploit

Fix

Information Disclosure

Generation of Error Message Containing Sensitive Information

Weakness Enumeration

CWE-200

CWE-209

Related Identifiers

BIT-ELASTICSEARCH-2021-22145

CVE-2021-22145

GHSA-Q394-H7F5-7F44

GHSA-WF8F-6423-GFXG

Affected Products

Elasticsearch

References · 24

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/elasticsearch_memory_disclosure.rb · Exploit
• 🔥 http://packetstormsecurity.com/files/163648/ElasticSearch-7.13.3-Memory-Disclosure.html · Exploit
• 🔥 https://exploit-db.com/exploits/50149 · Exploit
• https://cve.org/CVERecord?id=CVE-2021-22145 · Security Note
• https://osv.dev/vulnerability/BIT-elasticsearch-2021-22145 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-q394-h7f5-7f44 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22145 · Security Note
• https://osv.dev/vulnerability/GHSA-wf8f-6423-gfxg · Vendor Advisory
• https://oracle.com/security-alerts/cpuapr2022.html · Patch
• https://ubuntu.com/security/CVE-2021-22145 · Vendor Advisory
• https://discuss.elastic.co/t/elasticsearch-7-13-4-security-update/279177 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-49128 · Security Note
• https://osv.dev/vulnerability/CVE-2021-22145 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-22145 · Vendor Advisory
• https://github.com/elastic/elasticsearch · Note