ownCloud Windows Client prior 2.2.3 plugins privileges management

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.
5.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in ownCloud Windows Client. Affected is an unknown function of the file C:\usr\i686-w64-mingw32\sys-root\mingw\lib\qt5\plugins. Such manipulation leads to privileges management. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in ownCloud Windows Client (Cloud Software) and classified as problematic. Affected by this issue is an unknown code block of the file C:\usr\i686-w64-mingw32\sys-root\mingw\lib\qt5\plugins. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was shared 08/17/2016 by Florian Bogner (Website). The advisory is available at bogner.sh. The vendor cooperated in the coordination of the public release. The exploitation is known to be easy. Local access is required to approach this attack. The requirement for exploitation is a simple authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.2.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

seclists.org is providing further details. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

Video

Youtube: Not available anymore

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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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: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍

Upgrade: Windows Client 2.2.3

Timelineinfo

07/31/2016 🔍
08/04/2016 +4 days 🔍
08/08/2016 +4 days 🔍
08/17/2016 +9 days 🔍
08/23/2016 +6 days 🔍
04/01/2019 +951 days 🔍

Sourcesinfo

Advisory: bogner.sh
Researcher: Florian Bogner
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-90914
Misc.: 🔍

Entryinfo

Created: 08/23/2016 11:46
Updated: 04/01/2019 16:07
Changes: 08/23/2016 11:46 (46), 04/01/2019 16:07 (2)
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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