Vulnerability identifier: #VU25981

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-0902

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Service Fabric
Other software / Other software solutions

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists in Service Fabric File Store Service under certain conditions. A remote attacker can gain rights to the Service Fabric File Store Service if the node is exposed externally via SMB or SCP standard ports and they are using the impacted configuration.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Service Fabric: 7.0 CU3

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0902

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.