What’s Vulnerable › Vulnerabilities

CVE-2018-1000224

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-08-20 · updated 2026-06-17
• Weakness: CWE-131

Description

Godot Engine version All versions prior to 2.1.5, all 3.0 versions prior to 3.0.6. contains a Signed/unsigned comparison, wrong buffer size chackes, integer overflow, missing padding initialization vulnerability in (De)Serialization functions (core/io/marshalls.cpp) that can result in DoS (packet of death), possible leak of uninitialized memory. This attack appear to be exploitable via A malformed packet is received over the network by a Godot application that uses built-in serialization (e.g. game server, or game client). Could be triggered by multiplayer opponent. This vulnerability appears to have been fixed in 2.1.5, 3.0.6, master branch after commit feaf03421dda0213382b51aff07bd5a96b29487b.

Affected products

• godotengine Godot: before 2.1.5; from 3.0.0 before 3.0.6 — fixed in 2.1.5, 3.0.6

How to fix

Upgrade to a fixed version: godotengine Godot 2.1.5, 3.0.6. Check the vendor advisory for mitigations.

References

• https://github.com/godotengine/godot/issues/20558
• https://godotengine.org/article/maintenance-release-godot-2-1-5
• https://godotengine.org/article/maintenance-release-godot-3-0-6
• https://github.com/godotengine/godot/issues/20558
• https://godotengine.org/article/maintenance-release-godot-2-1-5
• https://godotengine.org/article/maintenance-release-godot-3-0-6

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