VDB-179292 · CVE-2021-35054 · GCVE-0-2021-35054

Mojang Studios Minecraft up to 1.17.0 Online Mode path traversal

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Mojang Studios Minecraft up to 1.17.0. This vulnerability affects unknown code of the component Online Mode Handler. The manipulation results in path traversal. This vulnerability is reported as CVE-2021-35054. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mojang Studios Minecraft up to 1.17.0. Affected is an unknown functionality of the component Online Mode Handler. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 07/21/2021. The advisory is shared for download at vuln.ryotak.me. This vulnerability is traded as CVE-2021-35054. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading to version 1.17.1 eliminates this vulnerability. The upgrade is hosted for download at minecraft.net.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Mojang Studios

Name

Minecraft

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Minecraft 1.17.1

Timelineinfo

06/20/2021 🔍
07/21/2021 +31 days 🔍
07/21/2021 +0 days 🔍
07/26/2021 +5 days 🔍

Sourcesinfo

Advisory: vuln.ryotak.me
Status: Confirmed

CVE: CVE-2021-35054 (🔍)
GCVE (CVE): GCVE-0-2021-35054
GCVE (VulDB): GCVE-100-179292

Entryinfo

Created: 07/21/2021 11:49
Updated: 07/26/2021 03:35
Changes: 07/21/2021 11:49 (39), 07/26/2021 03:35 (2)
Complete: 🔍
Cache ID: 216::103