High severity · published Jul 21, 2021
CVE-2021-22146
All versions of Elastic Cloud Enterprise has the Elasticsearch “anonymous” user enabled by default in deployed clusters
7.5
CVSS
35.8%
EPSS
No
On KEV
Description
All versions of Elastic Cloud Enterprise has the Elasticsearch “anonymous” user enabled by default in deployed clusters. While in the default setting the anonymous user has no permissions and is unable to successfully query any Elasticsearch APIs, an attacker could leverage the anonymous user to gain insight into certain details of a deployed cluster.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)35.8% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
Elasticsearch · Elastic
7.13.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22146
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22146
Exploit
http://packetstormsecurity.com/files/163655/Elasticsearch-ECE-7.13.3-Database-Disclosure.html
Vendor Advisory
https://discuss.elastic.co/t/elastic-cloud-enterprise-security-update/279180
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210819-0005/
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