CVE-2021-27582 Autobinding vulnerability in MITREid Connect

Critical 9.1 Published Updated

Attackers can manipulate OAuth authorization requests via mass assignment, potentially bypassing security controls or escalating privileges in MITREid Connect.

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-2021-27582?

CVE-2021-27582 is a critical vulnerability in n/a, published on 23 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

org/mitre/oauth2/web/OAuthConfirmationController.java in the OpenID Connect server implementation for MITREid Connect through 1.3.3 contains a Mass Assignment (aka Autobinding) vulnerability. This arises due to unsafe usage of the @ModelAttribute annotation during the OAuth authorization flow, in which HTTP request parameters affect an authorizationRequest.

Weakness: CWE-1321

Which versions are affected by CVE-2021-27582?

2 open source packages ship an affected version, including org.mitre:openid-connect-parent. It affects 1 product.

PackageAffectedFixed in
org.mitre:openid-connect-parent MavenAll versions to 1.3.3None
org.mitre:openid-connect-parent MavenAll versions to 1.3.3None

Products include Mitreid Connect.

How do I fix CVE-2021-27582?

No fix has been published for CVE-2021-27582 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-27582 being exploited?

There is no known exploitation of CVE-2021-27582 in the wild and no public exploit code.

Sources

Also known as GHSA-8p36-q63g-68qh.

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