CVE-2021-33533
8.8 · HIGHOverview
CVE-2021-33533 is a high-severity vulnerability affecting weidmueller ie-wl-bl-ap-cl-eu_firmware. It was published on June 25, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
In Weidmueller Industrial WLAN devices in multiple versions an exploitable command injection vulnerability exists in the iw_webs functionality. A specially crafted iw_serverip parameter can cause user input to be reflected in a subsequent iw_system call, resulting in remote control over the device. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.
Remediation
Check the references section for vendor advisories and patches from weidmueller. Update ie-wl-bl-ap-cl-eu_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 |
|---|---|---|---|
| weidmueller | ie-wl-bl-ap-cl-eu_firmware | 0 | Affected |
| weidmueller | ie-wlt-bl-ap-cl-eu_firmware | 0 | Affected |
| weidmueller | ie-wl-bl-ap-cl-us_firmware | 0 | Affected |
| weidmueller | ie-wlt-bl-ap-cl-us_firmware | 0 | Affected |
| weidmueller | ie-wl-vl-ap-br-cl-eu_firmware | 0 | Affected |
| weidmueller | ie-wlt-vl-ap-br-cl-eu_firmware | 0 | Affected |
| weidmueller | ie-wl-vl-ap-br-cl-us_firmware | 0 | Affected |
| weidmueller | ie-wlt-vl-ap-br-cl-us_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2021-33533?
CVE-2021-33533 is a high-severity vulnerability affecting weidmueller ie-wl-bl-ap-cl-eu_firmware. It was published on June 25, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2021-33533?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-33533?
Check the references section for vendor advisories and patches from weidmueller. Update ie-wl-bl-ap-cl-eu_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-2021-33533?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-33533 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.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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