CVE-2020-16980: Windows iSCSI Target Service Elevation of Privilege Vulnerability

Overview

Severity
High (CVSS 7.8)
CVSS Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Category
Elevation of Privilege
Exploit Status
Not Exploited
Exploitation Likelihood
Less Likely
Patch Tuesday
2020-Oct
Released
2020-10-13
EPSS Score
0.39% (percentile: 59.8%)

Description

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. To exploit the vulnerability, an attacker would first need code execution on a victim system. An attacker could then run a specially crafted application. The security update addresses the vulnerability by ensuring the Windows iSCSI Target Service properly handles file operations.

Affected Products (11)

Other

  • 11571
  • 11572
  • 11715
  • 11647
  • 11769
  • 10816
  • 10855
  • 10378
  • 10379
  • 10483
  • 10543

Security Updates (8)

Acknowledgments

Xuefeng Li (<a href="https://twitter.com/lxf02942370">@lxf02942370</a>) & Zhiniang Peng (<a href="https://twitter.com/edwardzpeng">@edwardzpeng</a>

Revision History

  • 2020-10-13: Information published.