CVE-2021-38917

Severity Score

9.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018.

IBM PowerVM Hypervisor FW860, FW940 y FW950, podría permitir a un atacante que consiga acceso de servicio al FSP pueda leer y escribir en la memoria del sistema anfitrión de forma arbitraria mediante una serie de procedimientos de servicio cuidadosamente diseñados. IBM X-Force ID: 210018

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-08-16 CVE Reserved
2021-12-10 CVE Published
2024-07-15 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://exchange.xforce.ibmcloud.com/vulnerabilities/210018	2021-12-14
https://www.ibm.com/support/pages/node/6525010	2021-12-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ibm Search vendor "Ibm"		Powervm Hypervisor Search vendor "Ibm" for product "Powervm Hypervisor"				fw860 Search vendor "Ibm" for product "Powervm Hypervisor" and version "fw860"		-		Affected
Ibm Search vendor "Ibm"		Powervm Hypervisor Search vendor "Ibm" for product "Powervm Hypervisor"				fw940 Search vendor "Ibm" for product "Powervm Hypervisor" and version "fw940"		-		Affected
Ibm Search vendor "Ibm"		Powervm Hypervisor Search vendor "Ibm" for product "Powervm Hypervisor"				fw950 Search vendor "Ibm" for product "Powervm Hypervisor" and version "fw950"		-		Affected