Microsoft Windows up to Server 2019 Cloud Files Mini Filter Driver privileges management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.8 | $5k-$25k | 0.00 |
A vulnerability was found in Microsoft Windows (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Cloud Files Mini Filter Driver. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was presented 12/08/2020 as confirmed security guidance (Website). The advisory is shared at portal.msrc.microsoft.com. This vulnerability is known as CVE-2020-17134. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/13/2020). MITRE ATT&CK project uses the attack technique T1068 for this issue.
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
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: 7.8VulDB Meta Temp Score: 7.1
VulDB Base Score: 7.8
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 7.8
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: Privileges managementCWE: CWE-269 / CWE-266
ATT&CK: T1068
Local: Yes
Remote: No
Availability: 🔍
Status: Unproven
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
08/04/2020 🔍12/08/2020 🔍
12/08/2020 🔍
12/09/2020 🔍
12/13/2020 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: portal.msrc.microsoft.com
Status: Confirmed
CVE: CVE-2020-17134 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161215
Entry
Created: 12/09/2020 07:35Updated: 12/13/2020 17:37
Changes: 12/09/2020 07:35 (15), 12/09/2020 07:36 (19), 12/09/2020 07:39 (20), 12/13/2020 17:32 (2), 12/13/2020 17:37 (18)
Complete: 🔍
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