Information disclosure in Microsoft Storage Spaces Controller
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2022-21877 |
| CWE-ID | CWE-125 |
| Exploitation vector | Local |
| Public exploit | Vulnerability #1 is being exploited in the wild. |
| Vulnerable software Subscribe |
Windows Operating systems & Components / Operating system Windows Server Operating systems & Components / Operating system |
| Vendor | Microsoft |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Out-of-bounds read
EUVDB-ID: #VU59517
Risk: Low
CVSSv3.1: 6.2 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:H/RL:O/RC:C]
CVE-ID: CVE-2022-21877
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: Yes
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the Storage Spaces Controller (spaceport.sys drive). A local user can run a specially crafted program to trigger an out-of-bounds read error and read contents of memory with SYSTEM privileges..
MitigationInstall updates from vendor's website.
Vulnerable software versionsWindows: 10 - 11 21H2
Windows Server: 2019 - 2022
External linkshttp://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21877
http://www.zerodayinitiative.com/advisories/ZDI-22-048/
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.
