CVE-2016-9160

A vulnerability in SIEMENS SIMATIC WinCC (All versions < SIMATIC WinCC V7.2) and SIEMENS SIMATIC PCS 7 (All versions < SIMATIC PCS 7 V8.0 SP1) could allow a remote attacker to crash an ActiveX component or leak parts of the application memory if a user is tricked into clicking on a malicious link under certain conditions.

Published: 2016-12-16 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2016-9160 is rated Moderate Risk (57.6/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.42%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2016-9160

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.49% 1.42% +0.93%
2 2025-03-30 0.88% 0.49% -0.39%
3 2025-03-29 0.88%

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2016-9160

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.1 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.8 5.2 [email protected]
5.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
8.6 4.9 [email protected]

Weakness enumeration for CVE-2016-9160

Affected software / configurations for CVE-2016-9160

Vendor Product Version Raw CPE
siemens simatic_pcs_7 <= 8.0 cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:*
siemens simatic_wincc <= 7.1 cpe:2.3:a:siemens:simatic_wincc:*:*:*:*:*:*:*:*

References for CVE-2016-9160

cvelogic Threat Intelligence