Is CVE-2023-46118 in the CISA KEV catalog?

No. CVE-2023-46118 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-46118?

CVE-2023-46118 has a CVSS v3 base score of 4.9 (MEDIUM).

What is the EPSS score for CVE-2023-46118?

CVE-2023-46118 has an EPSS score of 1.08% (61th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-46118?

Upgrade rabbitmq-server on debian 11 to 3.8.9-3+deb11u1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2023-46118

MEDIUM

4.9

CVSS v3

NVD

Description

RabbitMQ is a multi-protocol messaging and streaming broker. HTTP API did not enforce an HTTP request body limit, making it vulnerable for denial of service (DoS) attacks with very large messages. An authenticated user with sufficient credentials can publish a very large messages over the HTTP API and cause target node to be terminated by an "out-of-memory killer"-like mechanism. This vulnerability has been patched in versions 3.11.24 and 3.12.7.

CWE-400Resource Exhaustion

How to fix

Remediation Available

rabbitmq-serverDebian

Fixed in:3.8.9-3+deb11u1CVE-2023-46118

Fixed in:3.10.8-1.1+deb12u1CVE-2023-46118

Fixed in:3.10.8-3CVE-2023-46118

rabbitmq-serverRed Hat / RHEL

Fixed in:0:3.9.10-3.el9ostRHSA-2024:0217

rabbitmq-serverRocky

Fixed in:0:3.9.10-3.el9ostRHSA-2024:0217

rabbitmq-serverUbuntu

Fixed in:3.8.2-0ubuntu1.5USN-6501-1

Fixed in:3.9.13-1ubuntu0.22.04.2USN-6501-1

Fixed in:3.10.8-1.1ubuntu0.1USN-6501-1

Fixed in:3.12.1-1ubuntu0.1USN-6501-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.08%probability of exploitation in 30 days

61stpercentile

Moderate risk: more likely to be exploited than 61% of all known CVEs.

References

Vendor Advisory1

github.com

Other references2

Related Vulnerabilities

Other CWE-400 (Resource Exhaustion) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-44487	High	7.5	100%	KEV	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2011-3192	High	7.8	99%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2024-25617	Medium	5.3	89%	-	Fix
CVE-2018-1000115	High	7.5	89%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.