Information disclosure in Microsoft Windows MSRPC

1) Information disclosure

EUVDB-ID: #VU15878

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-8407

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

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

The vulnerability exists due to an error when "Kernel Remote Procedure Call Provider" driver improperly initializes objects in memory. A remote attacker can run a specially crafted application gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 7 - 10 1809 10.0.17763.1

Windows Server: 2008 - 2019 1803

CPE2.3

• cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:8.1:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:8.1_RT:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:10_1607:10.0.14393.10:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:10_1703:10.0.15063.138:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows:10_1709:10.0.16299.19:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2008_R2:*:*:*:*:*:*:*

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8407

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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