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Vulnerability Details : CVE-2018-11457

A vulnerability has been identified in SINUMERIK 828D V4.7 (All versions < V4.7 SP6 HF1), SINUMERIK 840D sl V4.7 (All versions < V4.7 SP6 HF5), SINUMERIK 840D sl V4.8 (All versions < V4.8 SP3). The integrated web server on port 4842/tcp of the affected products could allow a remote attacker to execute code with privileged permissions on the system by sending specially crafted network requests to port 4842/tcp. Please note that this vulnerability is only exploitable if port 4842/tcp is manually opened in the firewall configuration of network port X130. The security vulnerability could be exploited by an attacker with network access to the affected devices on port 4842/tcp. Successful exploitation requires no privileges and no user interaction. The vulnerability could allow an attacker to compromise confidentiality, integrity and availability of the web server. At the time of advisory publication no public exploitation of this security vulnerability was known.
Publish Date : 2018-12-12 Last Update Date : 2019-10-09
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- CVSS Scores & Vulnerability Types

CVSS Score
9.3
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Execute Code
CWE ID CWE id is not defined for this vulnerability

- Products Affected By CVE-2018-11457

# Product Type Vendor Product Version Update Edition Language
1 OS Siemens Sinumerik 828d V4.7 Firmware 4.7 Version Details Vulnerabilities
2 OS Siemens Sinumerik 840d Sl V4.7 Firmware 4.7 Version Details Vulnerabilities
3 OS Siemens Sinumerik 840d Sl V4.8 Firmware 4.8 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Siemens Sinumerik 828d V4.7 Firmware 1
Siemens Sinumerik 840d Sl V4.7 Firmware 1
Siemens Sinumerik 840d Sl V4.8 Firmware 1

- References For CVE-2018-11457

http://www.securityfocus.com/bid/106185
BID 106185 Siemens SINUMERIK Controllers Multiple Security Vulnerabilities Release Date:2018-12-11
https://cert-portal.siemens.com/productcert/pdf/ssa-170881.pdf CONFIRM

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2018-11457

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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