No exploitation reportedFix available

CVE-2021-34592

Q: Is CVE-2021-34592 actively exploited?

Active exploitation of CVE-2021-34592 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2021-34592?

CVE-2021-34592 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-04-27
Fixed in5.20.2 · 5.13.2 · 5.12.5 · 5.11.2
WeaknessCWE-77

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In Bender/ebee Charge Controllers in multiple versions are prone to Command injection via Web interface. An authenticated attacker could enter shell commands into some input fields.

Timeline

dates in UTC

2022-04-2716:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-34592?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-34592?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Bender cc612 firmwareversion to verify

Branch	Affected	Fixed in	Source
5.20	≥ 5.20.0, < 5.20.2	5.20.2	NVD
5.13	≥ 5.13.0, < 5.13.2	5.13.2	NVD
5.12	≥ 5.12.0, < 5.12.5	5.12.5	NVD
5.11	≥ 5.11.0, < 5.11.2	5.11.2	NVD

Bender icc15xx firmwareversion to verify

Branch	Affected	Fixed in	Source
5.20	≥ 5.20.0, < 5.20.2	5.20.2	NVD
5.13	≥ 5.13.0, < 5.13.2	5.13.2	NVD
5.12	≥ 5.12.0, < 5.12.5	5.12.5	NVD
5.11	≥ 5.11.0, < 5.11.2	5.11.2	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Bender cc612 firmware to 5.20.2 · 5.13.2 · 5.12.5 · 5.11.2

Advisories and patches

cert.vde.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CNACVSS 3.18.8read 2026-10-23
NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
CNAweakness (CWE)CWE-77read 2026-10-23
FIRST EPSSEPSS score1.4 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2022-04-27
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-34592?

In Bender/ebee Charge Controllers in multiple versions are prone to Command injection via Web interface. An authenticated attacker could enter shell commands into some input fields.

Is CVE-2021-34592 actively exploited?

Active exploitation of CVE-2021-34592 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-34592?

CVE-2021-34592 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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