ICS Advisory

Xylem Aanderaa GeoView

Last Revised
Alert Code
ICSA-21-334-01

1. EXECUTIVE SUMMARY

  • CVSS v3 8.2
  • ATTENTION: Exploitable remotely/low attack complexity
  • Vendor: Xylem, Inc.
  • Equipment: Aanderaa GeoView
  • Vulnerability: SQL Injection

2. RISK EVALUATION

Successful exploitation of this vulnerability could allow an attacker to manipulate the database server.

3. TECHNICAL DETAILS

3.1 AFFECTED PRODUCTS

The following versions of Aanderaa GeoView, a web-based data display, are affected:

  • AADI GeoView Webservice: All versions prior to v2.1.3

3.2 VULNERABILITY OVERVIEW

3.2.1    IMPROPER NEUTRALIZATION OF SPECIAL ELEMENTS USED IN AN SQL COMMAND ('SQL INJECTION') CWE-89

The affected product is vulnerable to SQL injection, which could allow an unauthenticated attacker to invoke queries to manipulate the Aanderaa GeoView database server.

CVE-2021-41063 has been assigned to this vulnerability. A CVSS v3 base score of 8.2 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N).

3.3 BACKGROUND

  • CRITICAL INFRASTRUCTURE SECTORS: Water and Wastewater Systems
  • COUNTRIES/AREAS DEPLOYED: Worldwide
  • COMPANY HEADQUARTERS LOCATION: United States

3.4 RESEARCHER

Xylem reported this vulnerability to CISA.

4. MITIGATIONS

Software as a Service (SaaS) / cloud users:

  • Xylem has remediated this vulnerability. No action is required.

On-premises users:

  • Xylem recommends on-premises users upgrade to AADI GeoView Webservice Version 2.1.3

For additional details, please see Xylem Product Security Advisory XSA-2021-003

CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.



CISA also provides a section for control systems security recommended practices on the ICS webpage on us-cert.cisa.gov. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.

Additional mitigation guidance and recommended practices are publicly available on the ICS webpage on us-cert.cisa.gov in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.



Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.

No known public exploits specifically target this vulnerability.

This product is provided subject to this Notification and this Privacy & Use policy.

Vendor

  • Xylem