CVE-2024-2419 Keycloak: path traversal in the redirect validation
Attackers can bypass redirect validation to steal access tokens and impersonate users in Keycloak deployments.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2024-2419?
CVE-2024-2419 is a high-severity vulnerability in Red Hat build of Keycloak 22, published on 17 Apr 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A flaw was found in Keycloak's redirect_uri validation logic. This issue may allow a bypass of otherwise explicitly allowed hosts. A successful attack may lead to the theft of an access token, making it possible for the attacker to impersonate other users. It is very similar to CVE-2023-6291.
Weakness: CWE-601
Which versions are affected by CVE-2024-2419?
4 open source packages ship an affected version, including org.keycloak:keycloak-services.
| Package | Affected | Fixed in |
|---|---|---|
org.keycloak:keycloak-services Maven | All versions | 22.0.10 |
org.keycloak:keycloak-services Maven | All versions | 22.0.10 |
org.keycloak:keycloak-services Maven | From 23.0.0 | 24.0.3 |
org.keycloak:keycloak-services Maven | From 23.0.0 | 24.0.3 |
How do I fix CVE-2024-2419?
Upgrade org.keycloak:keycloak-services to a fixed version for your release line: 22.0.10 or 24.0.3.
Is CVE-2024-2419 being exploited?
There is no known exploitation of CVE-2024-2419 in the wild and no public exploit code.
Sources
Also known as GHSA-mrv8-pqfj-7gp5.