Vulnerability Name:

CVE-2021-30065 (CCN-223307)

Assigned:2021-04-02
Published:2022-01-11
Updated:2022-04-09
Summary: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.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2021-30065

Source: CCN
Type: Schneider Electric SEVD-2021-011-05
ConneXium Tofino Firewall and Loadable Security Modules

Source: CONFIRM
Type: Vendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05

Source: XF
Type: UNKNOWN
schneider-cve202130065-sec-bypass(223307)

Source: MISC
Type: Vendor Advisory
https://www.belden.com/support/security-assurance

Vulnerable Configuration:Configuration 1:
  • cpe:/o:belden:tofino_xenon_security_appliance_firmware:*:*:*:*:*:*:*:* (Version < 03.2.03)
  • AND
  • cpe:/h:belden:tofino_xenon_security_appliance:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:belden:tofino_argon_fa-tsa-220-tx/mm_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:tofino_argon_fa-tsa-220-tx/mm:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:belden:tofino_argon_fa-tsa-220-tx/tx_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:tofino_argon_fa-tsa-220-tx/tx:-:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:belden:tofino_argon_fa-tsa-220-mm/tx_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:tofino_argon_fa-tsa-220-mm/tx:-:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/o:belden:tofino_argon_fa-tsa-220-mm/mm_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:tofino_argon_fa-tsa-220-mm/mm:-:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/o:belden:tofino_argon_fa-tsa-100-tx/tx_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:tofino_argon_fa-tsa-100-tx/tx:-:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/o:belden:eagle_20_tofino_943_987-505-mm/mm_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:eagle_20_tofino_943_987-505-mm/mm:-:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/o:belden:eagle_20_tofino_943_987-504-mm/tx_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:eagle_20_tofino_943_987-504-mm/tx:-:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/o:belden:eagle_20_tofino_943_987-502_-tx/mm_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:eagle_20_tofino_943_987-502_-tx/mm:-:*:*:*:*:*:*:*

    • Configuration 10:
  • cpe:/o:belden:eagle_20_tofino_943_987-501-tx/tx_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:belden:eagle_20_tofino_943_987-501-tx/tx:-:*:*:*:*:*:*:*

    • Configuration 11:
  • cpe:/o:schneider-electric:tcsefea23f3f20_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:schneider-electric:tcsefea23f3f20:-:*:*:*:*:*:*:*

    • Configuration 12:
  • cpe:/o:schneider-electric:tcsefea23f3f21_firmware:-:*:*:*:*:*:*:*
  • AND
  • cpe:/h:schneider-electric:tcsefea23f3f21:-:*:*:*:*:*:*:*

    • Configuration 13:
  • cpe:/o:schneider-electric:tcsefea23f3f22_firmware:*:*:*:*:*:*:*:* (Version < 03.23)
  • AND
  • cpe:/h:schneider-electric:tcsefea23f3f22:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    belden tofino xenon security appliance firmware *
    belden tofino xenon security appliance -
    belden tofino argon fa-tsa-220-tx/mm firmware -
    belden tofino argon fa-tsa-220-tx/mm -
    belden tofino argon fa-tsa-220-tx/tx firmware -
    belden tofino argon fa-tsa-220-tx/tx -
    belden tofino argon fa-tsa-220-mm/tx firmware -
    belden tofino argon fa-tsa-220-mm/tx -
    belden tofino argon fa-tsa-220-mm/mm firmware -
    belden tofino argon fa-tsa-220-mm/mm -
    belden tofino argon fa-tsa-100-tx/tx firmware -
    belden tofino argon fa-tsa-100-tx/tx -
    belden eagle 20 tofino 943 987-505-mm/mm firmware -
    belden eagle 20 tofino 943 987-505-mm/mm -
    belden eagle 20 tofino 943 987-504-mm/tx firmware -
    belden eagle 20 tofino 943 987-504-mm/tx -
    belden eagle 20 tofino 943 987-502 -tx/mm firmware -
    belden eagle 20 tofino 943 987-502 -tx/mm -
    belden eagle 20 tofino 943 987-501-tx/tx firmware -
    belden eagle 20 tofino 943 987-501-tx/tx -
    schneider-electric tcsefea23f3f20 firmware -
    schneider-electric tcsefea23f3f20 -
    schneider-electric tcsefea23f3f21 firmware -
    schneider-electric tcsefea23f3f21 -
    schneider-electric tcsefea23f3f22 firmware *
    schneider-electric tcsefea23f3f22 -