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GHSA-8wx3-324g-w4qq

OpenSearch uncontrolled resource consumption

7.5 HighFix available

GHSA-8wx3-324g-w4qq is a high vulnerability (CVSS 7.5) in org.opensearch.plugin:opensearch-security, published October 17, 2023. No source lists public exploit code. Fixed in org.opensearch.plugin:opensearch-security 1.3.14.0.

What does this mean?
Severity
7.5 HighCVSS 3.1, GitHub Advisories
Exploit chance
UnscoredNo EPSS score yet
Exploitation
None knownNot on CISA’s or ENISA’s lists

Description

Impact

An issue has been identified with how OpenSearch handled incoming requests on the HTTP layer. An unauthenticated user could force an OpenSearch node to exit with an OutOfMemory error by sending a moderate number of malformed HTTP requests.

The issue was identified by Elastic Engineering and corresponds to security advisory ESA-2023-13 (CVE-2023-31418).

Mitigation

Versions 1.3.14 and 2.11.0 contain a fix for this issue.

For more information

If you have any questions or comments about this advisory, please contact AWS/Amazon Security via our issue reporting page (https://aws.amazon.com/security/vulnerability-reporting/) or directly via email to aws-security@amazon.com. Please do not create a public GitHub issue.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Affected packages

Affected packages
PackageAffectedFixed
org.opensearch.plugin:opensearch-security
Maven
before 1.3.14.0
1.3.14.0
org.opensearch.plugin:opensearch-security
Maven
2.0.0.0 up to 2.11.0.0
2.11.0.0
org.opensearch.plugin:opensearch-security
Maven
2.0.0.0 up to 2.11.0.0, plus listed versions
2.1.0.02.10.0.02.2.0.02.2.1.02.3.0.0
Show 7 moreShow less
2.4.0.02.4.1.02.5.0.02.6.0.02.7.0.02.8.0.02.9.0.0
2.11.0.0

What each source reports

GitHub Advisories Score used7.5

OpenSearch uncontrolled resource consumption

Impact

An issue has been identified with how OpenSearch handled incoming requests on the HTTP layer. An unauthenticated user could force an OpenSearch node to exit with an OutOfMemory error by sending a moderate number of malformed HTTP requests.

The issue was identified by Elastic Engineering and corresponds to security advisory ESA-2023-13 (CVE-2023-31418).

Mitigation

Versions 1.3.14 and 2.11.0 contain a fix for this issue.

For more information

If you have any questions or comments about this advisory, please contact AWS/Amazon Security via our issue reporting page (https://aws.amazon.com/security/vulnerability-reporting/) or directly via email to aws-security@amazon.com. Please do not create a public GitHub issue.

Record
GHSA-8wx3-324g-w4qq
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-400
Updated
2026-11-02
OSV7.5

OpenSearch uncontrolled resource consumption

Impact

An issue has been identified with how OpenSearch handled incoming requests on the HTTP layer. An unauthenticated user could force an OpenSearch node to exit with an OutOfMemory error by sending a moderate number of malformed HTTP requests.

The issue was identified by Elastic Engineering and corresponds to security advisory ESA-2023-13 (CVE-2023-31418).

Mitigation

Versions 1.3.14 and 2.11.0 contain a fix for this issue.

For more information

If you have any questions or comments about this advisory, please contact AWS/Amazon Security via our issue reporting page (https://aws.amazon.com/security/vulnerability-reporting/) or directly via email to aws-security@amazon.com. Please do not create a public GitHub issue.

Record
GHSA-8wx3-324g-w4qq
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-400
Updated
2026-11-02

History

History
RecordedChangedSources
first indexedGitHub Advisories, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

MoveEnter Open