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CVE-2021-30065

CVE information

Published

3 months ago

Last Modified

2 months ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

High

Impact Analysis

Description

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..

CVSSv2.0 Score

Severity
Medium
Base Score
5/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
2.9/10
Confidentiality Impact
None
Availability Impact
None
Integrity Impact
Partial

CVSSv3.1 Score

Severity
High
Base Score
7.5/10
Exploit Score
3.9/10
Access Vector
Network
Access Complexity
Low
Privileges Required
None
Impact Score
3.6/10
Confidentiality Impact
None
Availability Impact
None
Integrity Impact
High
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:belden:tofino_xenon_security_appliance_firmware:*:
  Yes
- 03.2.03
cpe:2.3:h:belden:tofino_xenon_security_appliance:-:*:*:*:*:*
  No
-
cpe:2.3:o:belden:tofino_argon_fa-tsa-220-tx\/mm_firmware:-:*
  Yes
-
cpe:2.3:h:belden:tofino_argon_fa-tsa-220-tx\/mm:-:*:*:*:*:*:
  No
-
cpe:2.3:o:belden:tofino_argon_fa-tsa-220-tx\/tx_firmware:-:*
  Yes
-
cpe:2.3:h:belden:tofino_argon_fa-tsa-220-tx\/tx:-:*:*:*:*:*:
  No
-
cpe:2.3:o:belden:tofino_argon_fa-tsa-220-mm\/tx_firmware:-:*
  Yes
-
cpe:2.3:h:belden:tofino_argon_fa-tsa-220-mm\/tx:-:*:*:*:*:*:
  No
-
cpe:2.3:o:belden:tofino_argon_fa-tsa-220-mm\/mm_firmware:-:*
  Yes
-
cpe:2.3:h:belden:tofino_argon_fa-tsa-220-mm\/mm:-:*:*:*:*:*:
  No
-
cpe:2.3:o:belden:tofino_argon_fa-tsa-100-tx\/tx_firmware:-:*
  Yes
-
cpe:2.3:h:belden:tofino_argon_fa-tsa-100-tx\/tx:-:*:*:*:*:*:
  No
-
cpe:2.3:o:belden:eagle_20_tofino_943_987-505-mm\/mm_firmware
  Yes
-
cpe:2.3:h:belden:eagle_20_tofino_943_987-505-mm\/mm:-:*:*:*:
  No
-
cpe:2.3:o:belden:eagle_20_tofino_943_987-504-mm\/tx_firmware
  Yes
-
cpe:2.3:h:belden:eagle_20_tofino_943_987-504-mm\/tx:-:*:*:*:
  No
-
cpe:2.3:o:belden:eagle_20_tofino_943_987-502_-tx\/mm_firmwar
  Yes
-
cpe:2.3:h:belden:eagle_20_tofino_943_987-502_-tx\/mm:-:*:*:*
  No
-
cpe:2.3:o:belden:eagle_20_tofino_943_987-501-tx\/tx_firmware
  Yes
-
cpe:2.3:h:belden:eagle_20_tofino_943_987-501-tx\/tx:-:*:*:*:
  No
-
cpe:2.3:o:schneider-electric:tcsefea23f3f20_firmware:-:*:*:*
  Yes
-
cpe:2.3:h:schneider-electric:tcsefea23f3f20:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:o:schneider-electric:tcsefea23f3f21_firmware:-:*:*:*
  Yes
-
cpe:2.3:h:schneider-electric:tcsefea23f3f21:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:o:schneider-electric:tcsefea23f3f22_firmware:*:*:*:*
  Yes
- 03.23
cpe:2.3:h:schneider-electric:tcsefea23f3f22:-:*:*:*:*:*:*:*
  No
-

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