CVE-2023-37262 CC: Tweaked SSRF to Cloud Services Metadata Services not Blocked by Default

Critical 9.6 Published Updated

Players can access cloud metadata services via SSRF in CC: Tweaked, potentially exposing sensitive data and enabling privilege escalation on hosting providers.

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-2023-37262?

CVE-2023-37262 is a critical server-side request forgery vulnerability in CC-Tweaked, published on 7 Jul 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

CC: Tweaked is a mod for Minecraft which adds programmable computers, turtles, and more to the game. Prior to versions 1.20.1-1.106.0, 1.19.4-1.106.0, 1.19.2-1.101.3, 1.18.2-1.101.3, and 1.16.5-1.101.3, if the cc-tweaked plugin is running on a Minecraft server hosted on a popular cloud hosting providers, like AWS, GCP, and Azure, those metadata services API endpoints are not forbidden (aka "blacklisted") by default. As such, any player can gain access to sensitive information exposed via those metadata servers, potentially allowing them to pivot or privilege escalate into the hosting provider. Versions 1.20.1-1.106.0, 1.19.4-1.106.0, 1.19.2-1.101.3, 1.18.2-1.101.3, and 1.16.5-1.101.3 contain a fix for this issue.

Weakness: CWE-918

Which versions are affected by CVE-2023-37262?

It affects 1 product.

Products include Tweaked Cc-Tweaked.

How do I fix CVE-2023-37262?

No fix has been published for CVE-2023-37262 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2023-37262 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-37262 exists.

Sources

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