CVE-2021-34588
CVE-2021-34588 — Bender Charge Controller: Unprotected data export
In Bender/ebee Charge Controllers in multiple versions are prone to unprotected data export. Backup export is protected via a random key. The key is set at user login. It is empty after reboot .
Published Updated Sources: cvelistV5, CERTVDE
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
1%
chance of exploitation in 30 days
CVSS base
8.6
HIGH
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (4)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 8.6 | CVSS 3.1 | HIGH | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-425
Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.
- T1083File and Directory Discovery
- T1565.002Data Manipulation: Transmitted Data Manipulation
Detection
Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.
- Search application, proxy, and WAF logs for requests touching /ebee.
References
1 on the record
- cert.vde.com/en/advisories/VDE-2021-047
x_refsource_CONFIRM
Elsewhere on this site
- bender ebeeevery CVE for this vendor
- CWE-425other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.