What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-07 · updated 2026-06-17
• Weakness: CWE-918

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.

Affected products

• CC-Tweaked: before 1.16.5-1.101.3; from 1.17.1-1.98.1 before 1.18.2-1.101.3; from 1.19.1-1.100.9 before 1.19.2-1.101.3; from 1.19.3-1.102.0 before 1.19.4-1.106.0; from 1.20.1-1.105.0 before 1.20.1-1.106.0 — fixed in 1.16.5-1.101.3, 1.18.2-1.101.3, 1.19.2-1.101.3, 1.19.4-1.106.0, 1.20.1-1.106.0

How to fix

Upgrade to a fixed version: CC-Tweaked 1.16.5-1.101.3, 1.18.2-1.101.3, 1.19.2-1.101.3, 1.19.4-1.106.0. Check the vendor advisory for mitigations.

References

• https://github.com/MightyPirates/OpenComputers/security/advisories/GHSA-vvfj-xh7c-j2cm
• https://github.com/cc-tweaked/CC-Tweaked/blob/96847bb8c28df51e5e49f2dd2978ff6cc4e2821b/projects/core/src/main/java/dan200/computercraft/core/apis/http/options/AddressPredicate.java#L116-L126
• https://github.com/cc-tweaked/CC-Tweaked/commit/4bbde8c50c00bc572578ab2cff609b3443d10ddf
• https://github.com/cc-tweaked/CC-Tweaked/security/advisories/GHSA-7p4w-mv69-2wm2
• https://github.com/dan200/ComputerCraft/issues/170
• https://github.com/MightyPirates/OpenComputers/security/advisories/GHSA-vvfj-xh7c-j2cm
• https://github.com/cc-tweaked/CC-Tweaked/blob/96847bb8c28df51e5e49f2dd2978ff6cc4e2821b/projects/core/src/main/java/dan200/computercraft/core/apis/http/options/AddressPredicate.java#L116-L126
• https://github.com/cc-tweaked/CC-Tweaked/commit/4bbde8c50c00bc572578ab2cff609b3443d10ddf
• https://github.com/cc-tweaked/CC-Tweaked/security/advisories/GHSA-7p4w-mv69-2wm2
• https://github.com/dan200/ComputerCraft/issues/170

Get alerted when CVE-2023-37262 or the next vulnerability affects your stack