Vulnerability CVE-2021-22145


Published: 2021-07-21

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
ElasticSearch 7.13.3 Memory Disclosure
r0ny
23.07.2021

Type:

CWE-209

(Information Exposure Through an Error Message)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Elastic -> Elasticsearch 

 References:
https://discuss.elastic.co/t/elasticsearch-7-13-4-security-update/279177
http://packetstormsecurity.com/files/163648/ElasticSearch-7.13.3-Memory-Disclosure.html

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