Vulnerability Details : CVE-2016-7114
A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet module : All versions < V1.04.01; Firmware variant Modbus TCP for EN100 Ethernet module : All versions < V1.11.00; Firmware variant DNP3 TCP for EN100 Ethernet module : All versions < V1.03; Firmware variant IEC 104 for EN100 Ethernet module : All versions < V1.21; EN100 Ethernet module included in SIPROTEC Merging Unit 6MU80 : All versions < 1.02.02; SIPROTEC 7SJ686 : All versions < V 4.87; SIPROTEC 7UT686 : All versions < V 4.02; SIPROTEC 7SD686 : All versions < V 4.05; SIPROTEC 7SJ66 : All versions < V 4.30. Attackers with network access to the device's web interface (port 80/tcp) could possibly circumvent authentication and perform certain administrative operations. A legitimate user must be logged into the web interface for the attack to be successful.
Vulnerability category: BypassGain privilege
Products affected by CVE-2016-7114
- cpe:2.3:a:siemens:en100_ethernet_module_firmware:4.28:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-7114
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-7114
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.0
|
HIGH | AV:N/AC:L/Au:S/C:C/I:C/A:C |
8.0
|
10.0
|
NIST | |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2016-7114
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-7114
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https://ics-cert.us-cert.gov/advisories/ICSA-17-187-03
Siemens SIPROTEC 4 and SIPROTEC Compact (Update F) | CISA
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http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-630413.pdf
Vendor Advisory
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https://www.siemens.com/cert/pool/cert/siemens_security_advisory_SSA-323211.pdf
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http://www.securityfocus.com/bid/99471
Siemens EN100 Ethernet Modules for Reyrolle ICSA-17-187-02 Multiple Security Vulnerabilities
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http://www.securityfocus.com/bid/92745
Siemens EN100 Ethernet Module CVE-2016-7114 Authentication Bypass Vulnerability
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