CVE-2023-1837 Missing authorization in HYPR Server

High 8.5 Published 23 May 2023 Updated 17 Jan 2025

Attackers can bypass authentication in HYPR Server by exploiting missing checks in Legacy APIs, which are disabled by default.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-1837?

CVE-2023-1837 is a high-severity missing authorization vulnerability in HYPR Server, published on 23 May 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Missing Authentication for critical function vulnerability in HYPR Server allows Authentication Bypass when using Legacy APIs.This issue affects HYPR Server: before 8.0 (with enabled Legacy APIs)

Weakness: CWE-306

Which versions are affected by CVE-2023-1837?

It affects 1 product.

Products include Hypr Hypr Server.

How do I fix CVE-2023-1837?

No fix has been published for CVE-2023-1837 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-1837 being exploited?

There is no known exploitation of CVE-2023-1837 in the wild and no public exploit code.

Sources

Also known as GHSA-vhrm-3gmw-7rpc.