Microsoft SMBv3 Remote Code Execution Vulnerability
A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to execute code on the target server or client.
- Vendor
- Microsoft
- Product
- SMBv3
- CVSS
- 10.0
- EPSS (exploit probability)
- 99.8%
- Status
- kevransomware use
- CISA patch-by (BOD 22-01)
- Published
A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to execute code on the target server or client.
Added to CISA’s Known Exploited Vulnerabilities catalog on 2022-02-10. Required action per CISA: Apply updates per vendor instructions. Due date: 2022-08-10.
This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.