CVE-2018-11464 Information
Share on:Description
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 VNC server on port 5900/tcp of the affected products could allow a remote attacker to cause a Denial-of-Service condition of the VNC server. Please note that this vulnerability is only exploitable if port 5900/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 and port. Successful exploitation requires no privileges and no user interaction. The vulnerability could allow an attacker to compromise availability of the VNC server. At the time of advisory publication no public exploitation of this security vulnerability was known.
CVSS Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Reference
http://www.securityfocus.com/bid/106185 https://cert-portal.siemens.com/productcert/pdf/ssa-170881.pdf
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction Required
NONE
Scope
NONE
Confidentiality Impact
UNCHANGED
Integrity Impact
NONE
Availability Impact
NONE
Base Score
LOW
Base Severity
3.7