CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.1 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Microsoft Windows up to Server 2016 (Operating System). Affected is an unknown code in the library win32k.sys. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Windows Cursor in Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and Windows Server 2016 allows improper elevation of privilege, aka "Windows Cursor Elevation of Privilege Vulnerability".
The bug was discovered 06/13/2017. The weakness was shared 06/13/2017 with Zero Day Initiative (ZDI) as KB4022727 as confirmed security update guide (Website). The advisory is available at portal.msrc.microsoft.com. This vulnerability is traded as CVE-2017-8466 since 05/03/2017. Local access is required to approach this attack. A authentication is needed for exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 12/28/2020). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.
The vulnerability scanner Nessus provides a plugin with the ID 100759 (KB4022714: Windows 10 Version 1511 June 2017 Cumulative Update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l.
Applying the patch KB4022727 is able to eliminate this problem. The bugfix is ready for download at catalog.update.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (100759). The entries 102373, 102374, 102375 and 102376 are related to this item.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.4VulDB Meta Temp Score: 7.3
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 7.0
Vendor Vector (Microsoft): 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Access controlCWE: CWE-264
ATT&CK: T1068
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 100759
Nessus Name: KB4022714: Windows 10 Version 1511 June 2017 Cumulative Update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 802136
OpenVAS Name: Microsoft Windows Multiple Vulnerabilites (KB4022714)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Patch: KB4022727
Timeline
05/03/2017 🔍06/13/2017 🔍
06/13/2017 🔍
06/13/2017 🔍
06/13/2017 🔍
06/13/2017 🔍
06/14/2017 🔍
06/14/2017 🔍
12/28/2020 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: KB4022727
Researcher: Tencent Security ??? Team Lance working with Trend Micro???s Zero Day Initiative
Organization: Zero Day Initiative (ZDI)
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2017-8466 (🔍)
OVAL: 🔍
SecurityTracker: 1038671
SecurityFocus: 98844 - Microsoft Windows Cursor CVE-2017-8466 Local Privilege Escalation Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍
Entry
Created: 06/14/2017 11:13Updated: 12/28/2020 08:19
Changes: 06/14/2017 11:13 (86), 10/17/2019 12:03 (6), 12/28/2020 08:17 (2), 12/28/2020 08:19 (1)
Complete: 🔍
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