CVE-2023-31418
HIGH severity · CVSS 7.5 · Uncontrolled resource consumption
7.5CVSS HIGH
Summary
An issue has been identified with how Elasticsearch handled incoming requests on the HTTP layer. An unauthenticated user could force an Elasticsearch node to exit with an OutOfMemory error by sending a moderate number of malformed HTTP requests. The issue was identified by Elastic Engineering and we have no indication that the issue is known or that it is being exploited in the wild.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://discuss.elastic.co/t/elasticsearch-8-9-0-7-17-13-security-update/343616Advisory
- https://www.elastic.co/community/securityAdvisory
- https://discuss.elastic.co/t/elasticsearch-8-9-0-7-17-13-security-update/343616Advisory
- https://www.elastic.co/community/securityAdvisory
- https://security.netapp.com/advisory/ntap-20231130-0005/
- https://security.netapp.com/advisory/ntap-20231130-0005/