Elasticsearch
CVE-2023-31418
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1Blast Radius
ecosystem impact- 6 maven packages depend on org.elasticsearch:elasticsearch (6 direct, 0 indirect)
Ecosystem-wide dependent count for version 8.0.0.
DescriptionNVD
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.
AnalysisAI
An issue has been identified with how Elasticsearch handled incoming requests on the HTTP layer. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. 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. Affected products include: Elastic Elasticsearch, Elastic Elastic Cloud Enterprise.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.
More in Elasticsearch
View allDirectory traversal vulnerability in Elasticsearch before 1.6.1 allows remote attackers to read arbitrary files via unsp
Directory traversal vulnerability in Elasticsearch before 1.4.5 and 1.5.x before 1.5.2, when a site plugin is enabled, a
A flaw was discovered in Elasticsearch, affecting the _search API that allowed a specially crafted query string to cause
All versions of Elastic Cloud Enterprise has the Elasticsearch “anonymous” user enabled by default in deployed clusters.
A memory disclosure vulnerability was identified in Elasticsearch 7.10.0 to 7.13.3 error reporting. Rated medium severit
Remote code execution in Elasticsearch's machine learning component allows an authenticated user with ML model deploymen
Heap corruption and potential remote code execution in Elasticsearch's native ML inference engine can be triggered by an
The fix for CVE-2020-7009 was found to be incomplete. Rated high severity (CVSS 8.8), this vulnerability is remotely exp
Elasticsearch versions from 6.7.0 before 6.8.8 and 7.0.0 before 7.6.2 contain a privilege escalation flaw if an attacker
Elasticsearch Alerting and Monitoring in versions before 6.4.1 or 5.6.12 have an information disclosure issue when secre
A permission issue was found in Elasticsearch versions before 5.6.15 and 6.6.1 when Field Level Security and Document Le
The snapshot API in Elasticsearch before 1.6.0 when another application exists on the system that can read Lucene files
Same weakness CWE-400 – Uncontrolled Resource Consumption
View allSame technique Denial Of Service
View allShare
External POC / Exploit Code
Leaving vuln.today