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CVE-2016-9159

17
FAUCET Score

CVE-2016-9159 describes a vulnerability in multiple Siemens SIMATIC S7-300 and S7-400 CPU families, allowing an attacker to obtain credentials. If protection level 2 is configured, an attacker with network access to port 102/tcp or via Profibus can extract sensitive information. This medium-severity vulnerability (CVSS 5.9) has a high confidentiality impact with high attack complexity, but no integrity or availability impact. There is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:siemens:simatic_s7-300_cpu_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:siemens:simatic_s7-400_cpu_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.9MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.52%
Probability of exploitation in next 30 days
EPSS Percentile
72.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0152 is in the 47th percentile among its peer group of 19,953 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cert-portal.siemens.com / productcert/pdf/ssa-731239.pdf
ics-cert.us-cert.gov / advisories/ICSA-16-348-05
siemens.com / cert/pool/cert/siemens_security_advisory_ssa-731239.pdf
securityfocus.com / bid/94820
securitytracker.com / id/1037434