// For flags

CVE-2021-20494

 

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*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. An authenticared user could overflow the buffer and cause the service to crash. IBM X-Force ID: 197882.

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 usuario autenticado podría desbordar el búfer y causar el bloqueo del servicio. IBM X-Force ID: 197882

*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
  • 2023-03-08 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
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
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