High severity · published Apr 27, 2022
CVE-2021-34588
In Bender/ebee Charge Controllers in multiple versions are prone to unprotected data export
8.6
CVSS
0.9%
EPSS
No
On KEV
Description
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 .
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Cc612 Firmware · Bender
5.11.0 before 5.11.2; 5.12.0 before 5.12.5; 5.13.0 before 5.13.2; 5.20.0 before 5.20.2 · source: NVD
IF
Icc15xx Firmware · Bender
5.11.0 before 5.11.2; 5.12.0 before 5.12.5; 5.13.0 before 5.13.2; 5.20.0 before 5.20.2; 5.11.0 before 5.11.2; 5.12.0 before 5.12.5; +6 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-34588
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-34588
Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2021-047
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