Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2017-14023 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
SIMATIC PCS 7 Server applications / SCADA systems |
Vendor | Siemens |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU9110
Risk: Low
CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2017-14023
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote authenticated attacker in the 'administrators' group to cause DoS condition on the target system.
The weakness exists due to improper input validation. A remote attacker can send specially crafted data to the target DCOM interface and cause the target service to crash.
Install update from vendor's website (V8.1 SP1 with WinCC V7.3 Upd 13).
SIMATIC PCS 7: 8.1 - 8.2
CPE2.3 External linkshttp://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-523365.pdf
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.