Microsoft Visual Studio up to 2017 Version 15.9/2019 Version 16.9 Installer Local Privilege Escalation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.0 | $0-$5k | 0.00 |
A vulnerability has been found in Microsoft Visual Studio up to 2017 Version 15.9/2019 Version 16.9 (Programming Tool Software) and classified as critical. Affected by this vulnerability is an unknown code block of the component Installer. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was shared 04/13/2021 as confirmed security guidance (Website). The advisory is shared at portal.msrc.microsoft.com. This vulnerability is known as CVE-2021-27064. Neither technical details nor an exploit are publicly available.
It is declared as proof-of-concept.
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
- 2017 Version 15.0
- 2017 Version 15.1
- 2017 Version 15.2
- 2017 Version 15.3
- 2017 Version 15.4
- 2017 Version 15.5
- 2017 Version 15.6
- 2017 Version 15.7
- 2017 Version 15.8
- 2017 Version 15.9
- 2019 Version 16.0
- 2019 Version 16.1
- 2019 Version 16.2
- 2019 Version 16.3
- 2019 Version 16.4
- 2019 Version 16.5
- 2019 Version 16.6
- 2019 Version 16.7
- 2019 Version 16.8
- 2019 Version 16.9
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: 7.0
VulDB Base Score: 7.8
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 7.8
Vendor Vector (Microsoft): 🔍
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: 🔍
Exploiting
Class: Local Privilege EscalationCWE: Unknown
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Proof-of-Concept
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
02/10/2021 🔍04/13/2021 🔍
04/13/2021 🔍
04/13/2021 🔍
04/16/2021 🔍
Sources
Vendor: microsoft.comAdvisory: portal.msrc.microsoft.com
Status: Confirmed
CVE: CVE-2021-27064 (🔍)
Entry
Created: 04/13/2021 21:41Updated: 04/16/2021 15:38
Changes: 04/13/2021 21:41 (34), 04/13/2021 21:45 (20), 04/16/2021 15:38 (2)
Complete: 🔍
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