CVE-2021-34587

Bender Charge Controller: Long URL could lead to webserver crash

State: Published
Severity: 5.3 Medium
Published: Apr 27, 2022
Updated: Sep 17, 2024
Reserved: Jun 10, 2021

Description

In Bender/ebee Charge Controllers in multiple versions a long URL could lead to webserver crash. The URL is used as input of an sprintf to a stack variable.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	CERTVDE

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
CC612Bender / ebee	5.11.x to before 5.11.2Affected 5.12.x to before 5.12.5Affected 5.13.x to before 5.13.2Affected 5.20.x to before 5.20.2Affected
CC613Bender / ebee	5.11.x to before 5.11.2Affected 5.12.x to before 5.12.5Affected 5.13.x to before 5.13.2Affected 5.20.x to before 5.20.2Affected
ICC15xxBender / ebee	5.11.x to before 5.11.2Affected 5.12.x to before 5.12.5Affected 5.13.x to before 5.13.2Affected 5.20.x to before 5.20.2Affected
ICC16xxBender / ebee	5.11.x to before 5.11.2Affected 5.12.x to before 5.12.5Affected 5.13.x to before 5.13.2Affected 5.20.x to before 5.20.2Affected

References

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

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