#VU15290 Information disclosure in PowerShell Core and ASP.NET Core MVC - CVE-2018-8292

Vulnerability identifier: #VU15290

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-8292

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PowerShell Core
Client/Desktop applications / Software for system administration
ASP.NET Core MVC
Universal components / Libraries / Software for developers

Vendor: Microsoft

Description

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

The vulnerability exists due to exposure of sensitive information when performing HTTP redirects with the web application. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PowerShell Core: 6.0.0

ASP.NET Core MVC: 1.0.0 - 2.1.0

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External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8292

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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.