SB2019091809 - Multiple vulnerabilities in Siemens SINEMA Remote Connect Server



SB2019091809 - Multiple vulnerabilities in Siemens SINEMA Remote Connect Server

Published: September 18, 2019

Security Bulletin ID SB2019091809
Severity
High
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 25% Medium 25% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Improper restriction of excessive authentication attempts (CVE-ID: CVE-2019-13918)

The vulnerability allows a remote attacker to gain access to the web interface.

The vulnerability exists due to the web interface has no means to prevent password guessing attacks. A remote attacker can gain full access to the web interface.

2) Cross-site request forgery (CVE-ID: CVE-2019-13920)

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in some parts of the web application. A remote attacker who is able to trigger requests of a logged-in user to the application can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website, such as switching the connectivity state of a user or a device.


3) Use of password hash with insufficient computational effort (CVE-ID: CVE-2019-13922)

The vulnerability allows a remote attacker to access to privileged user and device information.

The vulnerability exists due to the software generates a hash for a password, but it uses a scheme that does not provide a sufficient level of computational effort. A remote authenticated administrator can obtain the hash of a connected device’s password.

4) Information disclosure (CVE-ID: CVE-2019-13919)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper access restriction on some pages. A remote authenticated attacker with valid credentials for the web interface can gain unauthorized read access to sensitive information on the system.

Note: The information affected by this vulnerability does not include passwords.


Remediation

Install update from vendor's website.