CVE-2021-34589
HIGHCVSS 7.5/10EPSS 0.92%
Last modified
CVE-2021-34589 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.
Description
In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Bender | Cc612 Firmware | >= 5.11.0, < 5.11.2 |
| Bender | Cc612 Firmware | >= 5.12.0, < 5.12.5 |
| Bender | Cc612 Firmware | >= 5.13.0, < 5.13.2 |
| Bender | Cc612 Firmware | >= 5.20.0, < 5.20.2 |
| Bender | Cc613 Firmware | >= 5.11.0, < 5.11.2 |
| Bender | Cc613 Firmware | >= 5.13.0, < 5.13.2 |
| Bender | Cc613 Firmware | >= 5.20.0, < 5.20.2 |
| Bender | Icc613 Firmware | >= 5.12.0, < 5.12.5 |
| Bender | Icc15xx Firmware | >= 5.11.0, < 5.11.2 |
| Bender | Icc15xx Firmware | >= 5.12.0, < 5.12.5 |
| Bender | Icc15xx Firmware | >= 5.13.0, < 5.13.2 |
| Bender | Icc15xx Firmware | >= 5.20.0, < 5.20.2 |
| Bender | Icc16xx Firmware | >= 5.11.0, < 5.11.2 |
| Bender | Icc16xx Firmware | >= 5.12.0, < 5.12.5 |
| Bender | Icc16xx Firmware | >= 5.13.0, < 5.13.2 |
| Bender | Icc16xx Firmware | >= 5.20.0, < 5.20.2 |
References
- https://cert.vde.com/en/advisories/VDE-2021-047Vendor Advisory
- https://cert.vde.com/en/advisories/VDE-2021-047Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-34589?
In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can be read without authentication via the web interface.
How severe is CVE-2021-34589?
CVE-2021-34589 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34589?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-34589?
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Scan your code nowSource: NVD / NIST