CVEvulnerability
CVE-2021-34481
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-07-16
- Last modified
- 2026-08-10
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-269
Description
A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.
UPDATE August 10, 2021: Microsoft has completed the investigation and has released security updates to address this vulnerability. Please see the Security Updates table for the applicable update for your system. We recommend that you install these updates immediately. This security update changes the Point and Print default behavior; please see KB5005652.
Affected configurations
• microsoft windows 10
• microsoft windows 10 20h2
• microsoft windows 10 21h1
• microsoft windows 10 1607
• microsoft windows 10 1809
• microsoft windows 10 1909
• microsoft windows 10 2004
• microsoft windows 7
• microsoft windows 8.1
• microsoft windows rt 8.1
• microsoft windows server 2008
• microsoft windows server 2008 r2
• microsoft windows server 2012
• microsoft windows server 2016
• microsoft windows server 2016 2004
• microsoft windows server 2019
Related
Weakness · CWE (1)
- CWE-269 Improper Privilege Management weakness
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34481 msrc.microsoft.com
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34481 Patch, Vendor Advisory