CVE-2021-20573

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 Security Identity Manager Adapters 6.0 and 7.0 are vulnerable to a heap-based buffer overflow, caused by improper bounds checking. A remote authenticated attacker could overflow the and cause the server to crash. IBM X-Force ID: 199249.

IBM Security Identity Manager Adapters versiones 6.0 y 7.0, son vulnerables a un desbordamiento de búfer en la región heap de la memoria, causado por una comprobación inapropiada de límites. Un atacante autenticado remoto podría desbordar el búfer y causar el bloqueo del servidor. IBM X-Force ID: 199249

*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

Low

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

2020-12-17 CVE Reserved
2021-06-28 CVE Published
2023-10-18 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://www.ibm.com/support/pages/node/6465875	2021-07-01

URL	Date	SRC
https://exchange.xforce.ibmcloud.com/vulnerabilities/199249	2021-07-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ibm Search vendor "Ibm"	Security Identity Manager Adapter Search vendor "Ibm" for product "Security Identity Manager Adapter"	6.0.0.0 Search vendor "Ibm" for product "Security Identity Manager Adapter" and version "6.0.0.0"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
Ibm Search vendor "Ibm"	Security Identity Manager Adapter Search vendor "Ibm" for product "Security Identity Manager Adapter"	7.0.0.0 Search vendor "Ibm" for product "Security Identity Manager Adapter" and version "7.0.0.0"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe