CVE-2021-40336
5.0 · MEDIUMOverview
CVE-2021-40336 is a medium-severity vulnerability affecting hitachienergy modular_switchgear_monitoring_firmware. It was published on July 25, 2022 and has a CVSS 3.1 base score of 5.0 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A vulnerability exists in the http web interface where the web interface does not validate data in an HTTP header. This causes a possible HTTP response splitting, which if exploited could lead an attacker to channel down harmful code into the user’s web browser, such as to steal the session cookies. Thus, an attacker who successfully makes an MSM user who has already established a session to MSM web interface clicks a forged link to the MSM web interface, e.g., the link is sent per E-Mail, could trick the user into downloading malicious software onto his computer. This issue affects: Hitachi Energy MSM V2.2 and prior versions.
Remediation
Check the references section for vendor advisories and patches from hitachienergy. Update modular_switchgear_monitoring_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| hitachienergy | modular_switchgear_monitoring_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2021-40336?
CVE-2021-40336 is a medium-severity vulnerability affecting hitachienergy modular_switchgear_monitoring_firmware. It was published on July 25, 2022 and has a CVSS 3.1 base score of 5.0 (MEDIUM).
How severe is CVE-2021-40336?
This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-40336?
Check the references section for vendor advisories and patches from hitachienergy. Update modular_switchgear_monitoring_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-40336?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-40336 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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