Privilege escalation in OpenType font driver in Microsoft Windows



Published: 2018-04-10
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1008
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		Windows
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU11749

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-1008

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to elevate privileges on the system.

The vulnerability exists due to boundary error in Windows Adobe Type Manager Font Driver (ATMFD.dll). A local user can run a specially crafted application to trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 7 - 10

Windows Server: 2008 - 2016

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-1008


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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