MEDIUM
CVE-2021-30061
NVD-CWE-noinfoPublished: April 3, 2022· Updated: Jun 17, 2026
6.8
CVSS v3.1
Official Description
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.
Technical Analysis
CVE-2021-30061 requires local access, meaning attackers must already have a foothold on the target system.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorPhysical
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
belden20 product(s)
tofino xenon security appliance firmwaretofino xenon security appliancetofino argon fa-tsa-220-tx\/mm firmwaretofino argon fa-tsa-220-tx\/mmtofino argon fa-tsa-220-tx\/tx firmwaretofino argon fa-tsa-220-tx\/txtofino argon fa-tsa-220-mm\/tx firmwaretofino argon fa-tsa-220-mm\/txtofino argon fa-tsa-220-mm\/mm firmwaretofino argon fa-tsa-220-mm\/mmtofino argon fa-tsa-100-tx\/tx firmwaretofino argon fa-tsa-100-tx\/tx+8
schneider-electric6 product(s)
tcsefea23f3f20 firmwaretcsefea23f3f20tcsefea23f3f21 firmwaretcsefea23f3f21tcsefea23f3f22 firmwaretcsefea23f3f22
Source: NVD CPE · 26 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (4)
→
https://www.belden.com/support/security-assuranceVendor Advisory
→
https://www.belden.com/support/security-assuranceVendor Advisory
Quick Facts
CVE IDCVE-2021-30061
CVSS Score6.8 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected2 vendor(s)
PublishedApr 3, 2022
Related CVEs (NVD-CWE-noinfo)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-30061 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.