Vulnerability identifier: #VU46011
Vulnerability risk: Low
CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-284
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Azure Sphere
Server applications /
SCADA systems
Vendor: Microsoft
Description
The vulnerability allows a local attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the Capability access control functionality. A local attacker can use a set of specially crafted ptrace syscalls, bypass implemented security restrictions and gain elevated privileges on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Azure Sphere: 20.06
External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1133
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?
No. We are not aware of malware exploiting this vulnerability.