#VU55103 Path traversal in Minecraft


Published: 2021-07-21

Vulnerability identifier: #VU55103

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-35054

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Minecraft
Client/Desktop applications / Games

Vendor: Mojang Studios

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and delete arbitrary JSON files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Minecraft: 1.17


External links
http://vuln.ryotak.me/advisories/55
http://www.minecraft.net/en-us/article/minecraft-java-edition-1-16-5


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability