CVE-2023-32186

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2 allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service.
This issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.

Una vulnerabilidad de Asignación de Recursos sin Límites o Throttling en SUSE RKE2 permite a los atacantes con acceso al puerto apiserver/supervisor de servidores K3s (TCP 6443) causar denegación de servicio. Este problema afecta a RKE2: desde la versión 1.24.0 antes de 1.24.17+rke2r1, desde la versión v1.25.0 antes de v1.25.13+rke2r1, desde la versión v1.26.0 antes de v1.26.8+rke2r1, desde la versión v1.27.0 antes de v1.27.5+rke2r1, desde la versión v1.28.0 antes de v1.28.1+rke2r1.

A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2 allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service. This issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-05-04 CVE Reserved
2023-09-19 CVE Published
2024-09-25 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-770: Allocation of Resources Without Limits or Throttling

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186	2023-09-22
https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq	2023-09-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Suse Search vendor "Suse"		Rancher Rke2 Search vendor "Suse" for product "Rancher Rke2"				>= 1.24.0\+rke2r1 < 1.24.17\+rke2r1 Search vendor "Suse" for product "Rancher Rke2" and version " >= 1.24.0\+rke2r1 < 1.24.17\+rke2r1"		-		Affected
Suse Search vendor "Suse"		Rancher Rke2 Search vendor "Suse" for product "Rancher Rke2"				>= 1.25.0\+rke2r1 < 1.25.13\+rke2r1 Search vendor "Suse" for product "Rancher Rke2" and version " >= 1.25.0\+rke2r1 < 1.25.13\+rke2r1"		-		Affected
Suse Search vendor "Suse"		Rancher Rke2 Search vendor "Suse" for product "Rancher Rke2"				>= 1.26.0\+rke2r1 < 1.26.8\+rke2r1 Search vendor "Suse" for product "Rancher Rke2" and version " >= 1.26.0\+rke2r1 < 1.26.8\+rke2r1"		-		Affected
Suse Search vendor "Suse"		Rancher Rke2 Search vendor "Suse" for product "Rancher Rke2"				>= 1.27.1\+rke2r1 < 1.27.5\+rke2r1 Search vendor "Suse" for product "Rancher Rke2" and version " >= 1.27.1\+rke2r1 < 1.27.5\+rke2r1"		-		Affected
Suse Search vendor "Suse"		Rancher Rke2 Search vendor "Suse" for product "Rancher Rke2"				1.28.1\+rke2r1 Search vendor "Suse" for product "Rancher Rke2" and version "1.28.1\+rke2r1"		rc1		Affected
Suse Search vendor "Suse"		Rancher Rke2 Search vendor "Suse" for product "Rancher Rke2"				1.28.1\+rke2r1 Search vendor "Suse" for product "Rancher Rke2" and version "1.28.1\+rke2r1"		rc2		Affected