Information disclosure in Microsoft Azure Virtual Machine



Published: 2021-03-09
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-27075
CWE ID CWE-200
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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Microsoft Azure Kubernetes Service
Other software / Other software solutions

Azure Container Instance
Other software / Other software solutions

Azure Spring Cloud
Server applications / Other server solutions

Azure Service Fabric
Server applications / Other server solutions

Vendor Microsoft

Security Advisory

This security advisory describes one low risk vulnerability.

1) Information disclosure

Risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-27075

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Azure Virtual Machine. A remote authenticated attacker on the local network can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Azure Kubernetes Service: All versions

Azure Container Instance: All versions

Azure Spring Cloud: All versions

Azure Service Fabric: All versions

CPE External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27075

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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



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