CVE-2021-34589 : In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak

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.

Published 2022-04-27 16:15:11

Updated 2022-10-28 17:34:50

Source CERT VDE

View at NVD, CVE.org

Vulnerability category: Information leak

Products affected by CVE-2021-34589

Bender » Cc612 Firmware
Versions from including (>=) 5.12.0 and before (<) 5.12.5
cpe:2.3:o:bender:cc612_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc612 » Version: N/A
Bender » Cc612 Firmware
Versions from including (>=) 5.11.0 and before (<) 5.11.2
cpe:2.3:o:bender:cc612_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc612 » Version: N/A
Bender » Cc612 Firmware
Versions from including (>=) 5.13.0 and before (<) 5.13.2
cpe:2.3:o:bender:cc612_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc612 » Version: N/A
Bender » Cc612 Firmware
Versions from including (>=) 5.20.0 and before (<) 5.20.2
cpe:2.3:o:bender:cc612_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc612 » Version: N/A
Bender » Icc15xx Firmware
Versions from including (>=) 5.20.0 and before (<) 5.20.2
cpe:2.3:o:bender:icc15xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc15xx » Version: N/A
Bender » Icc15xx Firmware
Versions from including (>=) 5.11.0 and before (<) 5.11.2
cpe:2.3:o:bender:icc15xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc15xx » Version: N/A
Bender » Icc15xx Firmware
Versions from including (>=) 5.13.0 and before (<) 5.13.2
cpe:2.3:o:bender:icc15xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc15xx » Version: N/A
Bender » Icc15xx Firmware
Versions from including (>=) 5.12.0 and before (<) 5.12.5
cpe:2.3:o:bender:icc15xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc15xx » Version: N/A
Bender » Cc613 Firmware
Versions from including (>=) 5.20.0 and before (<) 5.20.2
cpe:2.3:o:bender:cc613_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc613 » Version: N/A
Bender » Cc613 Firmware
Versions from including (>=) 5.11.0 and before (<) 5.11.2
cpe:2.3:o:bender:cc613_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc613 » Version: N/A
Bender » Cc613 Firmware
Versions from including (>=) 5.13.0 and before (<) 5.13.2
cpe:2.3:o:bender:cc613_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc613 » Version: N/A
Bender » Icc16xx Firmware
Versions from including (>=) 5.11.0 and before (<) 5.11.2
cpe:2.3:o:bender:icc16xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc16xx » Version: N/A
Bender » Icc16xx Firmware
Versions from including (>=) 5.12.0 and before (<) 5.12.5
cpe:2.3:o:bender:icc16xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc16xx » Version: N/A
Bender » Icc16xx Firmware
Versions from including (>=) 5.20.0 and before (<) 5.20.2
cpe:2.3:o:bender:icc16xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc16xx » Version: N/A
Bender » Icc16xx Firmware
Versions from including (>=) 5.13.0 and before (<) 5.13.2
cpe:2.3:o:bender:icc16xx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Icc16xx » Version: N/A
Bender » Icc613 Firmware
Versions from including (>=) 5.12.0 and before (<) 5.12.5
cpe:2.3:o:bender:icc613_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Bender » Cc613 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-34589

EPSS FAQ

0.30%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 53 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-34589

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	CERT VDE
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2021-34589

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Assigned by: info@cert.vde.com (Primary)

References for CVE-2021-34589

https://cert.vde.com/en/advisories/VDE-2021-047

VDE-2021-047 | CERT@VDE
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2021-34589

Products affected by CVE-2021-34589

Exploit prediction scoring system (EPSS) score for CVE-2021-34589

CVSS scores for CVE-2021-34589

CWE ids for CVE-2021-34589

References for CVE-2021-34589