Microsoft Windows up to Server 2019 Credential Picker privileges management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Microsoft Windows (Operating System). Affected is an unknown function of the component Credential Picker. 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. CVE summarizes:
An elevation of privilege vulnerability exists in the way that the Windows Credential Picker handles objects in memory, aka 'Windows Credential Picker Elevation of Privilege Vulnerability'.
The weakness was disclosed 07/14/2020 as confirmed security update guide (Website). The advisory is available at portal.msrc.microsoft.com. The public release has been coordinated in cooperation with the vendor. This vulnerability is traded as CVE-2020-1385. Local access is required to approach this attack. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/15/2020). This vulnerability is assigned to T1068 by the MITRE ATT&CK project. The advisory points out:
An elevation of privilege vulnerability exists in the way that the Windows Credential Picker handles objects in memory. An attacker who successfully exploited the vulnerability could allow an application with limited privileges on an affected system to execute code at a medium integrity level.
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The entries 157963, 157961, 157960 and 157959 are pretty similar.
Product
Type
Vendor
Name
Version
- 8.1
- 10
- 10 1607
- 10 1709
- 10 1803
- 10 1809
- 10 1903
- 10 1909
- 10 2004
- RT 8.1
- Server 1903
- Server 1909
- Server 2004
- Server 2012
- Server 2012 R2
- Server 2016
- Server 2019
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: 5.9VulDB Meta Temp Score: 5.8
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 4.5
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: Not defined
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
11/04/2019 🔍07/14/2020 🔍
07/14/2020 🔍
07/15/2020 🔍
10/30/2020 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: portal.msrc.microsoft.com
Status: Confirmed
Coordinated: 🔍
CVE: CVE-2020-1385 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍
Entry
Created: 07/15/2020 11:15Updated: 10/30/2020 09:56
Changes: 07/15/2020 11:15 (54), 07/15/2020 11:20 (17), 10/30/2020 09:56 (1)
Complete: 🔍
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