#VU15265 Information disclosure in Microsoft products - CVE-2018-8427

Vulnerability identifier: #VU15265

Vulnerability risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-8427

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Windows Server
Operating systems & Components / Operating system
Microsoft Office for Mac
Client/Desktop applications / Office applications
Microsoft Word
Client/Desktop applications / Office applications
Microsoft Office Compatibility Pack
Client/Desktop applications / Office applications
Microsoft Excel
Client/Desktop applications / Office applications
Microsoft PowerPoint
Client/Desktop applications / Office applications
Microsoft Office
Client/Desktop applications / Office applications

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to boundary error when Microsoft Graphics Components handle objects in memory. A remote attacker can trick the victim into opening a specially crafted file, trigger memory corruption and gain access to potentially sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2008

Microsoft Office for Mac: 2016

Microsoft Word: Viewer

Microsoft Office Compatibility Pack: Service Pack 3

Microsoft Excel: Viewer 2007 Service Pack 3

Microsoft PowerPoint: Viewer

Microsoft Office: 365 ProPlus, 2019

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External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8427

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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.