CVE-2021-22145

MEDIUM
6.5
CVSS Score
Published: July 21, 2021 at 11:20 AM UTC
Updated: June 17, 2026 at 03:36 AM UTC
2 products affected across 2 vendorsElasticsearchCommunications Cloud Native Core Automated Test Suite

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Severity
MEDIUM6.5
Exploit prediction
EPSS 76%

Description

A memory disclosure vulnerability was identified in Elasticsearch 7.10.0 to 7.13.3 error reporting. A user with the ability to submit arbitrary queries to Elasticsearch could submit a malformed query that would result in an error message returned containing previously used portions of a data buffer. This buffer could contain sensitive information such as Elasticsearch documents or authentication details.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200CWE-209

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