SB2017031502 - Multiple vulnerabilities in Microsoft Lync
Published: March 15, 2017
Security Bulletin ID
SB2017031502
CSH Severity
High
Patch available
YES
Number of vulnerabilities
3
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Memory corruption (CVE-ID: CVE-2017-0108)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to improper handling of objects in memory by Windows Graphics Device Interface (GDI). A remote attacker can create a specially crafted Web site containing a malicious Word content, trick the victim into visiting it and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in arbitrary code execution on the vulnerable system.
2) Information disclosure (CVE-ID: CVE-2017-0073)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: 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
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.
The weakness exists due to improper handling of objects in memory by Windows Graphics Device Interface (GDI). A local attacker can run a specially crafted application and retrieve information from a targeted system.
Successful exploitation of the vulnerability may result in information disclosure on the vulnerable system.
3) Information disclosure (CVE-ID: CVE-2017-0060)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: 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:P/U:Clear
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.
The weakness exists due to improper handling of objects in memory by Windows Graphics Device Interface (GDI). A local attacker can run a specially crafted application and retrieve information from a targeted system.
Successful exploitation of the vulnerability may result in information disclosure on the vulnerable system.
Remediation
Install update from vendor's website.