CVE-2020-16980

Windows iSCSI Target Service Elevation of Privilege Vulnerability

CVE-2020-16980 is fixed in 11 products on 1 platform, first by KB4580346, released October 13, 2020. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0090
59th percentile

<p>An elevation of privilege vulnerability exists when the Windows iSCSI Target Service improperly handles file operations. An attacker who successfully exploited this vulnerability could gain elevated privileges.</p> <p>To exploit the vulnerability, an attacker would first need code execution on a victim system. An attacker could then run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the Windows iSCSI Target Service properly handles file operations.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows Server 2012 KB4580382 Oct 13, 2020
Windows Server 2012 KB4580353 Oct 13, 2020
Windows Server 2012 (Server Core installation) KB4580382 Oct 13, 2020
Windows Server 2012 (Server Core installation) KB4580353 Oct 13, 2020
Windows Server 2012 R2 KB4580358 Oct 13, 2020
Windows Server 2012 R2 KB4580347 Oct 13, 2020
Windows Server 2012 R2 (Server Core installation) KB4580358 Oct 13, 2020
Windows Server 2012 R2 (Server Core installation) KB4580347 Oct 13, 2020
Windows Server 2016 14393.3986 KB4580346 Oct 13, 2020
Windows Server 2016 (Server Core installation) 14393.3986 KB4580346 Oct 13, 2020
Windows Server 2019 17763.1518 KB4577668 Oct 13, 2020
Windows Server 2019 (Server Core installation) 17763.1518 KB4577668 Oct 13, 2020
Windows Server, version 1903 (Server Core installation) KB4577671 Oct 13, 2020
Windows Server, version 1909 (Server Core installation) KB4577671 Oct 13, 2020
Windows Server, version 2004 (Server Core installation) 19041.572 KB4579311 Oct 13, 2020

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.