SB2018010408 - Two vulnerabilities in Microsoft Windows OpenType Font Driver
Published: January 4, 2018
Security Bulletin ID
SB2018010408
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Memory corruption (CVE-ID: CVE-2018-0788)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in Windows Adobe Type Manager Font Driver (ATMFD.dll). A local user can run a specially crafted application, trigger memory corruption and execute arbitrary code with SYSTEM privileges.
2) Out-of-bounds read (CVE-ID: CVE-2018-0754)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to an out-of-bounds read error in Windows Adobe Type Manager Font Driver (ATMFD.dll). A local user can run a specially crafted application to trigger memory corruption and gain access to information that could be used to try to further compromise the affected system.
Remediation
Install update from vendor's website.