CVE-2021-30061

MEDIUMNVD 6.86.8—

6.8

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, physically proximate attackers can execute code via a crafted file on a USB stick.

CVSS v3: 6.8
EG Score: 6.8(medium)
EPSS: 0.7%
KEV: Not listed

Published

April 3, 2022

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05
cve@mitrehttps://www.belden.com/support/security-assurance
af854a3a-2127-422b-91ae-364da2661108https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05
af854a3a-2127-422b-91ae-364da2661108https://www.belden.com/support/security-assurance

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:15 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:09 UTCEPSS rescore
2026-06-05 06:09 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore

Frequently asked(5)

What is CVE-2021-30061?

CVE-2021-30061 is a medium vulnerability published on April 3, 2022. On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, physically proximate attackers can execute code via a crafted file on a USB stick.

When was CVE-2021-30061 disclosed?

CVE-2021-30061 was first published in the National Vulnerability Database on April 3, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-30061 actively exploited?

CVE-2021-30061 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-30061?

CVE-2021-30061 has a CVSS v3 base score of 6.8 (NVD).

How do I remediate CVE-2021-30061?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-30061, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2021-30061

📅 Published

🔄 Last Modified

🔗 References (4)