CVE-2023-31155 : What You Need to Know
Understand the impact of CVE-2023-31155, a medium-risk vulnerability in Schweitzer Engineering Laboratories products. Learn about the technical details and mitigation strategies here.
A detailed overview of CVE-2023-31155, including its impact, technical details, and mitigation strategies.
Understanding CVE-2023-31155
This section delves into the specifics of CVE-2023-31155, shedding light on its implications and severity.
What is CVE-2023-31155?
An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface could allow a remote authenticated attacker to inject and execute arbitrary script code.
The Impact of CVE-2023-31155
The vulnerability, categorized under CAPEC-242 Code Injection, poses a medium risk, with a CVSS v3.1 base score of 4.3. It could lead to the injection and execution of arbitrary script code by remote authenticated attackers.
Technical Details of CVE-2023-31155
This section outlines the vulnerability description, affected systems, and the exploitation mechanism.
Vulnerability Description
The CVE-2023-31155 vulnerability arises due to improper neutralization of input during web page generation, potentially enabling attackers to execute malicious script code.
Affected Systems and Versions
The vulnerability affects various SEL products, including SEL-3505, SEL-3530, SEL-3560S, and more. Versions R132-V0 to R134-V0 are susceptible to exploitation.
Exploitation Mechanism
Remote authenticated attackers can leverage the vulnerability to inject and execute arbitrary script code through the SEL RTAC web interface.
Mitigation and Prevention
Here are the essential steps to address and prevent CVE-2023-31155, enhancing overall security.
Immediate Steps to Take
- Refer to the SEL Service Bulletin dated 2022-11-15 for detailed mitigation instructions.
Long-Term Security Practices
- Regularly update SEL products to the latest recommended versions to counter known vulnerabilities.
Patching and Updates
- Stay informed about security advisories and promptly apply patches released by Schweitzer Engineering Laboratories.