SB2018101712 - Multiple vulnerabilities in OMRON CX-Supervisor
Published: October 17, 2018
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Memory corruption (CVE-ID: CVE-2018-17905)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to boundary error when processing project files and tampering with a specific byte. A remote unauthenticated attacker can trick the victim into opening a specially crafted file, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) Out-of-bounds read (CVE-ID: CVE-2018-17907)
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The vulnerability exists due to out-of-bounds read when processing project files and tampering with the value of an offset. A remote unauthenticated attacker can trick the victim into opening a specially crafted file and force the application to read a value outside of an array.
3) Use-after-free error (CVE-ID: CVE-2018-17909)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to use-after-free error when processing project files and tampering with a specific byte. A remote unauthenticated attacker can trick the victim into opening a specially crafted file, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
4) Type confusion (CVE-ID: CVE-2018-17913)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to type confusion when processing project files and tampering with a specific byte. A remote unauthenticated attacker can trick the victim into opening a specially crafted file and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.