// For flags

CVE-2021-3637

keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A flaw was found in keycloak-model-infinispan in keycloak versions before 14.0.0 where authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly which could lead to a DoS attack.

Se ha encontrado un fallo en keycloak-model-infinispan en keycloak versiones anteriores a 14.0.0, donde el mapa authenticationSessions en RootAuthenticationSessionEntity crece ilimitadamente, lo que podría conllevar a un ataque de DoS

A flaw was found in keycloak-model-infinispan where the authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly. This issue leads to a denial of service.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
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
  • 2021-07-06 CVE Reserved
  • 2021-07-09 CVE Published
  • 2024-03-24 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-770: Allocation of Resources Without Limits or Throttling
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Redhat
Search vendor "Redhat"
 Keycloak
Search vendor "Redhat" for product "Keycloak"
 < 14.0.0
Search vendor "Redhat" for product "Keycloak" and version " < 14.0.0"
-
Affected
Redhat
Search vendor "Redhat"
 Single Sign-on
Search vendor "Redhat" for product "Single Sign-on"
 7.0
Search vendor "Redhat" for product "Single Sign-on" and version "7.0"
-
Affected