CVE-2020-4267

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

IBM MQ and MQ Appliance 8.0, 9.1 LTS, and 9.1 CD could allow an authenticated user cause a denial of service due to a memory leak. IBM X-Force ID: 175840.

IBM MQ y MQ Appliance versiones 8.0, 9.1 LTS y 9.1 CD, podrían permitir a un usuario autenticado causar una denegación de servicio debido a una pérdida de la memoria. ID de IBM X-Force: 175840.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

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
2020-04-24 CVE Published
2023-03-08 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-401: Missing Release of Memory after Effective Lifetime

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://exchange.xforce.ibmcloud.com/vulnerabilities/175840	2021-07-21
https://www.ibm.com/support/pages/node/6195384	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"		Mq Search vendor "Ibm" for product "Mq"				>= 8.0.0.0 < 8.0.0.14 Search vendor "Ibm" for product "Mq" and version " >= 8.0.0.0 < 8.0.0.14"		-		Affected
Ibm Search vendor "Ibm"		Mq Search vendor "Ibm" for product "Mq"				>= 9.1.0.0 < 9.1.0.4 Search vendor "Ibm" for product "Mq" and version " >= 9.1.0.0 < 9.1.0.4"		lts		Affected
Ibm Search vendor "Ibm"		Mq Appliance Search vendor "Ibm" for product "Mq Appliance"				>= 9.1.0 < 9.1.5 Search vendor "Ibm" for product "Mq Appliance" and version " >= 9.1.0 < 9.1.5"		continuous_delivery		Affected