Ubisoft Uplay 5.0 privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Ubisoft Uplay 5.0 and classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation results in privileges management. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in Ubisoft Uplay 5.0. It has been classified as problematic. Affected is an unknown code. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 02/25/2015 by Gjoko Krstic (LiquidWorm) as ZSL-2015-5230 as confirmed advisory (Website). The advisory is available at zeroscience.mk. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project. The advisory points out:

Uplay for PC suffers from an elevation of privileges vulnerability which can be used by a simple user that can change the executable file with a binary of choice. The vulnerability exist due to the improper permissions, with the 'F' flag (Full) for 'Users' group, making the entire directory 'Ubisoft Game Launcher' and its files and sub-dirs world-writable.

A public exploit has been developed by LiquidWorm and been published 1 days after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (101198), Exploit-DB (36189) and OSVDB (118804†). Further details are available at packetstormsecurity.com. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.9
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: LiquidWorm
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

02/25/2015 🔍
02/26/2015 +1 days 🔍
02/26/2015 +0 days 🔍
02/26/2015 +0 days 🔍
07/15/2017 +870 days 🔍

Sourcesinfo

Advisory: ZSL-2015-5230
Researcher: Gjoko Krstic (LiquidWorm)
Status: Confirmed

GCVE (VulDB): GCVE-100-69234
X-Force: 101198 - Ubisoft Uplay privilege escalation
OSVDB: 118804

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍

Entryinfo

Created: 02/26/2015 14:11
Updated: 07/15/2017 08:35
Changes: 02/26/2015 14:11 (45), 07/15/2017 08:35 (8)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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