CVE-2021-30065

published 2022-04-03

CVE-2021-30065: On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, crafted ModBus…

Priority P3 39 high 7.5 CVSS 3.1

AV N AC L PR N UI N S U C N I H A N

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, crafted ModBus packets can bypass the ModBus enforcer. NOTE: this issue exists because of an incomplete fix of CVE-2017-11401.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
belden	tofino_xenon_security_appliance_firmware	< 03.2.03	03.2.03
schneider-electric	tcsefea23f3f22_firmware	< 03.23	03.23

CVSS provenance

nvd v3.1 7.5 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

nvd v2.0 5.0 MEDIUM AV:N/AC:L/Au:N/C:N/I:P/A:N

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