SB2017062704 - Two vulnerabilities in Trend Micro Internet Security
Published: June 27, 2017
Security Bulletin ID
SB2017062704
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Null pointer dereference (CVE-ID: N/A)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists due to a pointer dereference error in 'tmusa.sys' in processing IOCTL 0x00222813. A local attacker can run a specially crafted application and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
2) Race condition (CVE-ID: N/A)
CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to gain elevated privileges on the target system.
The weakness exists due to a race condition in 'tmusa.sys' in processing IOCTL 0x222813. A local attacker can run a specially crafted application to modify a field used by the kernel and gain system privileges.
Successful exploitation of the vulnerability results in privilege escalation.
Remediation
Install update from vendor's website.