|Number of vulnerabilities||1|
|CVE ID|| CVE-2012-3015
|Public exploit||This vulnerability is being exploited in the wild.|
SIMATIC STEP 7
SIMATIC PCS 7
|Vulnerable software versions||
SIMATIC STEP 7 5.5
SIMATIC PCS 7 7.1
SIMATIC PCS 7 7.1 SP1
SIMATIC PCS 7 7.1 SP2
SIMATIC PCS 7 7.1 SP3
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to insecure DDL loading mechanism when processing STEP 7 files in SIMATIC STEP 7 and SIMATIC PCS 7 software. A remote attacker can trick the victim into opening a SETP 7 file from a remote SMB or WebDAV share, which hosts malicious .dll file, and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Note: the vulnerability has been exploited in the wild by Stuxnet malware in 2010.Remediation
Install updates from vendor's website.