CVE-2020-1013
Group Policy Elevation of Privilege Vulnerability
HIGH 8.1EPSS 6.4%
<p>An elevation of privilege vulnerability exists when Microsoft Windows processes group policy updates. An attacker who successfully exploited this vulnerability could potentially escalate permissions or perform additional privileged actions on the target machine.</p><p>To exploit this vulnerability, an attacker would need to launch a man-in-the-middle (MiTM) attack against the traffic passing between a domain controller and the target machine. An attacker could then create a group policy to grant administrator rights to a standard user.</p><p>The security update addresses the vulnerability by enforcing Kerberos authentication for certain calls over LDAP.</p>
- Affected
- Microsoft · Windows 10 Version 2004 · Windows Server version 2004 · Windows 10 Version 1803 · Windows 10 Version 1809 · Windows Server 2019 · Windows Server 2019 (Server Core installation)
- CVSS v3.1 NVD
- 8.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v3.1 MICROSOFT
- 7.5 HIGH
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 9.3 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C - EPSS
- 6.40% chance of exploitation in the next 30 days, 94th percentile
- Published
- 2020-09-11
- Updated
- 2024-08-04
Proof-of-concept exploits (1)
- GoSecure/pywsus362★ · 2026-07-02