CVE-2023-31418 Elasticsearch uncontrolled resource consumption

2023-10-2617:36:42

CWE-400

elastic

www.cve.org

elasticsearch

http layer

vulnerability

uncontrolled resource consumption

outofmemory error

elastic engineering

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

29.5%

JSON

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.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Elasticsearch",
    "vendor": "Elastic",
    "versions": [
      {
        "status": "affected",
        "version": "7.17.12"
      },
      {
        "lessThan": "8.8.2",
        "status": "affected",
        "version": "8.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.6.0",
        "status": "affected",
        "version": "2.13.3",
        "versionType": "semver"
      }
    ]
  }
]