SB2018121716 - Remote code execution in Siemens TIM 1531 IRC



SB2018121716 - Remote code execution in Siemens TIM 1531 IRC

Published: December 17, 2018

Security Bulletin ID SB2018121716
CSH Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Authentication bypass (CVE-ID: CVE-2018-13816)

CWE-ID: CWE-592 - Authentication Bypass Issues

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to bypass authentication on the target system.

The weakness exists due to missing of proper authentication on port 102/tcp, although configured. A remote attacker can send packets to port 102/tcp, bypass authentication and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.



Remediation

Install update from vendor's website.