Keycloak SAML adapters: session fixation via stale JSESSIONID cookie
CVE-2024-7341 Published on September 9, 2024

Wildfly-elytron: org.keycloak/keycloak-services: session fixation in elytron saml adapters
A session fixation issue was discovered in the SAML adapters provided by Keycloak. The session ID and JSESSIONID cookie are not changed at login time, even when the turnOffChangeSessionIdOnLogin option is configured. This flaw allows an attacker who hijacks the current session before authentication to trigger session fixation.

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Vulnerability Analysis

CVE-2024-7341 can be exploited with network access, requires user interaction and a small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
LOW
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Timeline

Reported to Red Hat.

Made public. 40 days later.

Weakness Type

Session Fixation

Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.


Products Associated with CVE-2024-7341

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2024-7341 are published in these products:

Red Hat Keycloak
 
Red Hat Build Of Keycloak
 
Red Hat Single Sign On
 
Red Hat Build Keycloak
 
Red Hat Single Sign On
 
Red Hat Rhosemc
 
Red Hat Jboss Enterprise Application Platform
 

Exploit Probability

EPSS
1.59%
Percentile
81.38%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.