#VU47398 Use of uninitialized resource in Azure Sphere 

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Main Vulnerability Database Vulnerabilities #VU47398

#VU47398 Use of uninitialized resource in Azure Sphere

Published: October 7, 2020


Vulnerability identifier: #VU47398
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-908
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Azure Sphere
Software vendor:
Microsoft

Description

The vulnerability allows a local attacker to bypass certain security restrictions.

The vulnerability exists due to usage of uninitialized resources in the Littlefs filesystem functionality. A local attacker can use a specially crafted set of syscalls, trigger uninitialized usage of resources and gain access to sensitive information on the system.


Remediation

Install updates from vendor's website.

External links