Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Windows Server 2012 | affected |
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| Microsoft | Windows Server 2012 (Server Core installation) | affected |
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| Microsoft | Windows Server 2012 R2 | affected |
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| Microsoft | Windows Server 2012 R2 (Server Core installation) | affected |
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| Microsoft | Windows Server 2016 | affected |
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| Microsoft | Windows Server 2016 (Server Core installation) | affected |
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| Microsoft | Windows Server 2019 | affected |
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| Microsoft | Windows Server 2019 (Server Core installation) | affected |
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| Microsoft | Windows Server 2022 | affected |
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| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | affected |
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| Microsoft | Windows Server 2025 | affected |
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| Microsoft | Windows Server 2025 (Server Core installation) | affected |
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Configuration 1 [-]
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No data.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Server | — |
| Microsoft | Windows | — |
| Microsoft | Windows Server | — |
| Microsoft | Windows Server 2012 | — |
| Microsoft | Windows Server 2012 R2 | — |
| Microsoft | Windows Server 2016 | — |
| Microsoft | Windows Server 2019 | — |
| Microsoft | Windows Server 2022 | — |
| Microsoft | Windows Server 2022 23h2 | — |
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-20620 | Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network. |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: 1.2% (1.199% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Microsoft windows Server 2012 R2
Microsoft windows Server 23h2 |
|
| CPEs | cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_23h2:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft windows Server 2012 R2
Microsoft windows Server 23h2 |
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Microsoft windows Server 2025
|
|
| CPEs | cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft windows Server 2025
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Microsoft
Microsoft server Microsoft windows Microsoft windows Server Microsoft windows Server 2012 Microsoft windows Server 2012 R2 Microsoft windows Server 2016 Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2022 23h2 |
|
| Vendors & Products |
Microsoft
Microsoft server Microsoft windows Microsoft windows Server Microsoft windows Server 2012 Microsoft windows Server 2012 R2 Microsoft windows Server 2016 Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2022 23h2 |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
epss
|
epss
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
epss
|
epss
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network. | |
| Title | Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability | |
| Weaknesses | CWE-416 | |
| References |
| |
| Metrics |
cvssV3_1
|