CVE-2020-4491

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

IBM Spectrum Scale V4.2.0.0 through V4.2.3.22 and V5.0.0.0 through V5.0.5 could allow a local attacker to cause a denial of service by sending a large number of RPC requests to the mmfsd daemon which would cause the service to crash. IBM X-Force ID: 181991.

IBM Spectrum Scale versiones V4.2.0.0 hasta V4.2.3.22 y versiones V5.0.0.0 hasta V5.0.5, podría permitir a un atacante local causar una denegación de servicio al enviar una gran cantidad de peticiones RPC al demonio mmfsd que causaría el servicio se bloquee. IBM X-Force ID: 181991

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-12-30 CVE Reserved
2020-10-20 CVE Published
2023-03-08 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://www.ibm.com/support/pages/node/6349465	2021-07-21

URL	Date	SRC
https://exchange.xforce.ibmcloud.com/vulnerabilities/181991	2021-07-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ibm Search vendor "Ibm"		Spectrum Scale Search vendor "Ibm" for product "Spectrum Scale"				> 4.2.0.0 <= 4.2.3.22 Search vendor "Ibm" for product "Spectrum Scale" and version " > 4.2.0.0 <= 4.2.3.22"		-		Affected
Ibm Search vendor "Ibm"		Spectrum Scale Search vendor "Ibm" for product "Spectrum Scale"				> 5.0.0.0 <= 5.0.5 Search vendor "Ibm" for product "Spectrum Scale" and version " > 5.0.0.0 <= 5.0.5"		-		Affected