SB2021051909 - Multiple vulnerabilities in Emerson Rosemount X-STREAM

Description

This security bulletin contains information about 6 secuirty vulnerabilities.

1) Inadequate Encryption Strength (CVE-ID: CVE-2021-27457)

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

The vulnerability exists due to a weak encryption algorithm for storage of sensitive data. A remote attacker can gain unauthorized access to sensitive information on the system.

2) Arbitrary file upload (CVE-ID: CVE-2021-27459)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload in the webserver. A remote authenticated attacker can upload a malicious file and execute it on the server.

3) Path traversal (CVE-ID: CVE-2021-27461)

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

4) Information disclosure (CVE-ID: CVE-2021-27463)

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

The vulnerability exists due to the affected applications utilize persistent cookies where the session cookie attribute is not properly invalidated,. A remote attacker can gain unauthorized access to sensitive information on the system.

5) Cross-site scripting (CVE-ID: CVE-2021-27465)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

6) Improper Restriction of Rendered UI Layers or Frames (CVE-ID: CVE-2021-27467)

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

The vulnerability exists due to the affected product’s web interface allows an attacker to route click or keystroke to another page. A remote attacker can gain unauthorized access to sensitive information on the system.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://ics-cert.us-cert.gov/advisories/icsa-21-138-01