CVE-2021-41112 Missing Authorization in Rundeck

High 8.1 Published Updated

Authenticated users can modify or delete system calendars, potentially altering scheduled job execution without proper authorization.

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-2021-41112?

CVE-2021-41112 is a high-severity missing authorization vulnerability in rundeck, published on 28 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Rundeck is an open source automation service with a web console, command line tools and a WebAPI. In versions prior to 3.4.5, authenticated users could craft a request to modify or delete System or Project level Calendars, without appropriate authorization. Modifying or removing calendars could cause Scheduled Jobs to execute, or not execute on desired calendar days. Severity depends on trust level of authenticated users and impact of running or not running scheduled jobs on days governed by calendar definitions. Version 3.4.5 contains a patch for this issue. There are currently no known workarounds.

Weakness: CWE-862

Which versions are affected by CVE-2021-41112?

It affects 1 product.

Products include Pagerduty Rundeck.

How do I fix CVE-2021-41112?

No fix has been published for CVE-2021-41112 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-2021-41112 being exploited?

There is no known exploitation of CVE-2021-41112 in the wild and no public exploit code.

Sources

Also known as GHSA-f68p-c9wh-j2q8.

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