CVE-2019-15316
Summary
| CVE | CVE-2019-15316 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2019-08-21 20:15:00 UTC |
| Updated | 2020-08-24 17:37:00 UTC |
| Description | Valve Steam Client for Windows through 2019-08-20 has weak folder permissions, leading to privilege escalation (to NT AUTHORITY\SYSTEM) via crafted use of CreateMountPoint.exe and SetOpLock.exe to leverage a TOCTOU race condition. |
Risk And Classification
Problem Types: CWE-367 | CWE-732
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Microsoft | Windows | - | All | All | All |
| Operating System | Microsoft | Windows | - | All | All | All |
| Application | Valvesoftware | Steam Client | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Steam EoP 0day vulnerability (filesystem based) - YouTube | MISC | www.youtube.com | Exploit, Third Party Advisory |
| One more Steam Windows Client Local Privilege Escalation 0day | MISC | amonitoring.ru | Third Party Advisory |
| YouTube | MISC | www.youtube.com | Exploit, Third Party Advisory |
| И ещё один Steam Windows Client Local Privilege Escalation 0day / Блог компании Перспективный мониторинг / Хабр | MISC | habr.com | Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.