Buffer overflow in Bender Cc612
CVE-2021-34587
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.009 (58.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- Bender Cc612
- Bender Cc612 Firmware
- Bender Cc613
- Bender Cc613 Firmware
- Bender Icc15xx
- Bender Icc15xx Firmware
- Bender Icc16xx
- Bender Icc16xx Firmware
- Bender / Ebee Cc612 — versions 5.11.x, 5.12.x, 5.13.x
- Bender / Ebee Cc613 — versions 5.11.x, 5.12.x, 5.13.x
Weakness classification (CWE)
References
- cert.vde.com/en/advisories/VDE-2021-047 (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-34587?
- CVE-2021-34587 is a medium-severity vulnerability in Bender Cc612, classified under Stack-based Buffer Overflow. CVSS score: 5.3/10. Published 2022-04-27.
- How severe is CVE-2021-34587?
- Medium severity. CVSS v3 base score is 5.3 out of 10.