CVE-2024-37082 Auth bypass in haproxy-boshrelease

Critical 9.1 Published Updated

Attackers can bypass mTLS authentication in Cloud Foundry deployments using specific HAProxy configurations, allowing unauthorized access to applications.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-37082?

CVE-2024-37082 is a critical authentication bypass vulnerability in Cloud Foundry haproxy-boshrelease, published on 3 Jul 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

When deploying Cloud Foundry together with the haproxy-boshrelease and using a non default configuration, it might be possible to craft HTTP requests that bypass mTLS authentication to Cloud Foundry applications. 

You are affected if you have route-services enabled in routing-release and have configured the haproxy-boshrelease property “ha_proxy.forwarded_client_cert” to “forward_only_if_route_service”.

Weakness: CWE-290

Which versions are affected by CVE-2024-37082?

How do I fix CVE-2024-37082?

No fix has been published for CVE-2024-37082 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2024-37082 being exploited?

There is no known exploitation of CVE-2024-37082 in the wild and no public exploit code.

Sources

Also known as GHSA-w3h5-p6v5-5vjm.

Is CVE-2024-37082 in your software?

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