Microsoft UFO: Authenticated task-result request can deadlock UFO server session manager
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
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| microsoft | UFO | affected |
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No data.
No data.
| Vendor | Product | Versions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Ufo |
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No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.692% probability within 30 days)
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| Metrics |
ssvc
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| First Time appeared |
Microsoft
Microsoft ufo |
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| Vendors & Products |
Microsoft
Microsoft ufo |
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| Description | Microsoft UFO is an open-source framework for intelligent automation across devices and platforms. Prior to 3.0.9, the /api/task_result/{task_name} endpoint calls SessionManager.get_result_by_task() in ufo/server/services/session_manager.py, which acquires a non-reentrant lock and then calls SessionManager.get_result() to acquire the same lock again when the task name maps to a session. An authenticated caller who knows or creates a mapped task name can therefore block the request indefinitely, and in the default single-process server configuration the blocked event-loop thread prevents other HTTP, WebSocket, and dependent background interactions. Unknown task names do not reach the nested call and are not affected. This issue is fixed in version 3.0.9. | |
| Title | Microsoft UFO: Authenticated task-result request can deadlock UFO server session manager | |
| Weaknesses | CWE-833 | |
| References |
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| Metrics |
cvssV3_1
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