CVE-2021-1733

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Sysinternals PsExec Elevation of Privilege Vulnerability

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-269

Affected software

No affected versions have been published.

Timeline

Published
Feb 25, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-17347.5Windows Remote Procedure Call Information Disclosure VulnerabilityCVE-2021-17367.8An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 CataCVE-2021-17377.8An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 CatCVE-2021-17387.8An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 CatCVE-2021-17395.5A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-CVE-2021-17405.5A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-CVE-2021-17417.8An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 CatalCVE-2021-17427.8This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security UpdateCVE-2021-17437.8An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 CatalCVE-2021-17447.8An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 CatCVE-2021-17457.8An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 CataCVE-2021-17467.8This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update
CVE-2021-1733: High severity, CVSS 7.8 | Vulnix