Windows CSRSS Security Feature Bypass Vulnerability
CVE-2016-0151 is fixed in 11 products on 1 platform, first by KB3147458, released April 12, 2016. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on March 28, 2022, with known ransomware use. Patch Radar priority: Patch now.
<p>A security feature bypass vulnerability exists in Microsoft Windows when the Client-Server Run-time Subsystem (CSRSS) fails to properly manage process tokens in memory.</p> <p>An attacker who successfully exploited this vulnerability could run arbitrary code as an administrator. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.</p> <p>The security update addresses the vulnerability by correcting how Windows manages process tokens in memory.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1511 for 32-bit Systems | 10586.218 | KB3147458 | Apr 12, 2016 |
| Windows 10 Version 1511 for x64-based Systems | 10586.218 | KB3147458 | Apr 12, 2016 |
| Windows 10 for 32-bit Systems | KB3147461 | Apr 12, 2016 | |
| Windows 10 for x64-based Systems | KB3147461 | Apr 12, 2016 | |
| Windows 8.1 for 32-bit systems | KB3146723 | Apr 12, 2016 | |
| Windows 8.1 for x64-based systems | KB3146723 | Apr 12, 2016 | |
| Windows RT 8.1 | KB3146723 | Apr 12, 2016 | |
| Windows Server 2012 | KB3146723 | Apr 12, 2016 | |
| Windows Server 2012 (Server Core installation) | KB3146723 | Apr 12, 2016 | |
| Windows Server 2012 R2 | KB3146723 | Apr 12, 2016 | |
| Windows Server 2012 R2 (Server Core installation) | KB3146723 | Apr 12, 2016 | |