CVE-2021-3637 — Allocation of Resources Without Limits or Throttling in Redhat Keycloak

CWE-770 — Allocation of Resources Without Limits or Throttling5 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.5%
top 35.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Redhat KeycloakRedhat Single Sign-on
Timeline
PublishedJul 9
Latest updateJul 13

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶NVDredhat/keycloak< 14.0.0

🔴Vulnerability Details

3
OSV
Allocation of resources without limits or throttling in keycloak-model-infinispan↗2021-07-13
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GHSA
Allocation of resources without limits or throttling in keycloak-model-infinispan↗2021-07-13
▶
CVEList
CVE-2021-3637: A flaw was found in keycloak-model-infinispan in keycloak versions before 14↗2021-07-09
▶

📋Vendor Advisories

1
Red Hat
keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack↗2020-12-14
▶
CVE-2021-3637 — Redhat Keycloak vulnerability | cvebase