Azure DevOps Server and Team Foundation Services Spoofing Vulnerability
Priority LOW 28Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Azure DevOps Server and Team Foundation Services Spoofing Vulnerability
Why it matters now
EPSS 0.01553 75th percentileScored 2026-11-07
Fix Fixed Azure DevOps Server 2019 Update 1.1 (Microsoft): publicationAzure DevOps Server 2019.0.1 (Microsoft): publication+5 more products
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Azure DevOps Server 2019 Update 1.1 | 1.0 to before publication | publication | Patch available | CNA |
| Microsoft | Azure DevOps Server 2019.0.1 | 2019.0.0 to before publication | publication | Patch available | CNA |
| Microsoft | Azure DevOps Server 2020 | 2020 to before publication | publication | Patch available | CNA |
| Microsoft | Team Foundation Server 2015 Update 4.2 | 4.0 to before publication | publication | Patch available | CNA |
| Microsoft | Team Foundation Server 2017 Update 3.1 | 3.0 to before publication | publication | Patch available | CNA |
| Microsoft | Team Foundation Server 2018 Update 1.2 | 1.0 to before publication | publication | Patch available | CNA |
| Microsoft | Team Foundation Server 2018 Update 3.2 | 3.0 to before publication | publication | Patch available | CNA |
- Azure DevOps Server 2019 Update 1.1 VendorMicrosoft Affected 1.0 to before publication Fixed in publication Patch available CNA
- Azure DevOps Server 2019.0.1 VendorMicrosoft Affected 2019.0.0 to before publication Fixed in publication Patch available CNA
- Azure DevOps Server 2020 VendorMicrosoft Affected 2020 to before publication Fixed in publication Patch available CNA
- Team Foundation Server 2015 Update 4.2 VendorMicrosoft Affected 4.0 to before publication Fixed in publication Patch available CNA
- Team Foundation Server 2017 Update 3.1 VendorMicrosoft Affected 3.0 to before publication Fixed in publication Patch available CNA
- Team Foundation Server 2018 Update 1.2 VendorMicrosoft Affected 1.0 to before publication Fixed in publication Patch available CNA
- Team Foundation Server 2018 Update 3.2 VendorMicrosoft Affected 3.0 to before publication Fixed in publication Patch available CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:team_foundation_server:2015:4.2:*:*:*:*:*:* | 2015 4.2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:team_foundation_server:2017:3.1:*:*:*:*:*:* | 2017 3.1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:team_foundation_server:2018:1.2:*:*:*:*:*:* | 2018 1.2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:team_foundation_server:2018:3.2:*:*:*:*:*:* | 2018 3.2 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:azure_devops_server:2019:update1.1:*:*:*:*:*:* | 2019 update1.1 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:azure_devops_server:2019.0.1:-:*:*:*:*:*:* | 2019.0.1 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:azure_devops_server:2020:-:*:*:*:*:*:* | 2020 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:team_foundation_server:2015:4.2:*:*:*:*:*:* Versions 2015 4.2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:team_foundation_server:2017:3.1:*:*:*:*:*:* Versions 2017 3.1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:team_foundation_server:2018:1.2:*:*:*:*:*:* Versions 2018 1.2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:team_foundation_server:2018:3.2:*:*:*:*:*:* Versions 2018 3.2 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:azure_devops_server:2019:update1.1:*:*:*:*:*:* Versions 2019 update1.1 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:azure_devops_server:2019.0.1:-:*:*:*:*:*:* Versions 2019.0.1 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:azure_devops_server:2020:-:*:*:*:*:*:* Versions 2020 Vulnerable ·Microsoft
Remediation
- Fix · CNA Azure DevOps Server 2019 Update 1.1 (Microsoft) Fixed in publication
- Fix · CNA Azure DevOps Server 2019.0.1 (Microsoft) Fixed in publication
- Fix · CNA Azure DevOps Server 2020 (Microsoft) Fixed in publication
- Fix · CNA Team Foundation Server 2015 Update 4.2 (Microsoft) Fixed in publication
- Fix · CNA Team Foundation Server 2017 Update 3.1 (Microsoft) Fixed in publication
- Fix · CNA Team Foundation Server 2018 Update 1.2 (Microsoft) Fixed in publication
- Fix · CNA Team Foundation Server 2018 Update 3.2 (Microsoft) Fixed in publication
Timeline
- 2026-10-02 Threatist record created from CVE-2020-17145
- 2026-10-03 Alias added: GHSA-8frx-3j37-5wj8
References
More Microsoft Azure Devops Server vulnerabilities
- TI-2019-01021 Improper input validation in Microsoft Team Foundation Server 2018 CVSS 3.1CRITICAL 9.8
- TI-2019-00802 Improper input validation in Microsoft Team Foundation Server 2012 CVSS 3.0CRITICAL 9.8
- TI-2023-16315 Azure DevOps Server Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
- TI-2019-00710 Improper output encoding in Microsoft Team Foundation Server 2018 CVSS 3.0MEDIUM 6.5
- TI-2024-13479 Azure DevOps Server Remote Code Execution Vulnerability CVSS 3.1HIGH 7.5
- TI-2023-19574 Azure DevOps Server Remote Code Execution Vulnerability CVSS 3.1HIGH 8.1
Sources
- CVE-2020-17145 · CVE Program
- CVE-2020-17145 · NVD
- FIRST EPSS
- GHSA-8frx-3j37-5wj8 · GitHub Advisory Database · CC BY 4.0
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