Resource exhaustion in TeleControl Server Basic - CVE-2018-4837
Published: February 1, 2018
Vulnerability identifier: #VU10354
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-4837
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Siemens
Affected software:
TeleControl Server Basic
TeleControl Server Basic
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists due to resource exhaustion. A remote attacker with access to the TeleControl Server Basic’s webserver (Ports 80/TCP or 443/TCP) can trigger memory corruption and cause the web server to crash.
The weakness exists due to resource exhaustion. A remote attacker with access to the TeleControl Server Basic’s webserver (Ports 80/TCP or 443/TCP) can trigger memory corruption and cause the web server to crash.
How to mitigate CVE-2018-4837
Siemens has identified the following specific workarounds and mitigations that customers can apply to reduce the risk:
• Customers can use the Windows firewall to close port 80/tcp and 443/tcp.
• Customers can use the Windows firewall to close port 80/tcp and 443/tcp.