Vulnerability Name:

CVE-2021-42059 (CCN-218664)

Assigned:2021-10-07
Published:2022-02-01
Updated:2022-04-18
Summary:An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.08.41, Kernel 5.1 before 05.16.41, Kernel 5.2 before 05.26.41, Kernel 5.3 before 05.35.41, and Kernel 5.4 before 05.42.20. A stack-based buffer overflow leads toarbitrary code execution in UEFI DisplayTypeDxe DXE driver.
CVSS v3 Severity:6.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.2 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H)
7.1 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-42059

Source: CCN
Type: US-CERT VU#796611
InsydeH2O UEFI software impacted by multiple vulnerabilities in SMM

Source: CONFIRM
Type: Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf

Source: XF
Type: UNKNOWN
insyde-cve202142059-bo(218664)

Source: CONFIRM
Type: Third Party Advisory
https://security.netapp.com/advisory/ntap-20220216-0008/

Source: CCN
Type: Lenovo Security Advisory: LEN-73436
InsydeH2O UEFI System Management Mode (SMM) Vulnerabilities

Source: CCN
Type: Insyde Web site
Insyde Software Security Advisory

Source: MISC
Type: Vendor Advisory
https://www.insyde.com/security-pledge

Source: MISC
Type: Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022006

Vulnerable Configuration:Configuration 1:
  • cpe:/a:insyde:insydeh2o:*:*:*:*:*:*:*:* (Version >= 5.0 and < 5.08.41)

    • Configuration 2:
  • cpe:/a:insyde:insydeh2o:*:*:*:*:*:*:*:* (Version >= 5.1 and < 5.16.41)

    • Configuration 3:
  • cpe:/a:insyde:insydeh2o:*:*:*:*:*:*:*:* (Version >= 5.2 and < 5.26.41)

    • Configuration 4:
  • cpe:/a:insyde:insydeh2o:*:*:*:*:*:*:*:* (Version >= 5.3 and < 5.35.41)

    • Configuration 5:
  • cpe:/a:insyde:insydeh2o:*:*:*:*:*:*:*:* (Version >= 5.4 and < 5.42.20)

    • Configuration 6:
  • cpe:/o:siemens:simatic_field_pg_m5_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_field_pg_m5:-:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/o:siemens:simatic_field_pg_m6_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_field_pg_m6:-:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/o:siemens:simatic_ipc127e_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc127e:-:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/o:siemens:simatic_ipc227g_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc227g:-:*:*:*:*:*:*:*

    • Configuration 10:
  • cpe:/o:siemens:simatic_ipc277g_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc277g:-:*:*:*:*:*:*:*

    • Configuration 11:
  • cpe:/o:siemens:simatic_ipc327g_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc327g:-:*:*:*:*:*:*:*

    • Configuration 12:
  • cpe:/o:siemens:simatic_ipc377g_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc377g:-:*:*:*:*:*:*:*

    • Configuration 13:
  • cpe:/o:siemens:simatic_ipc427e_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc427e:-:*:*:*:*:*:*:*

    • Configuration 14:
  • cpe:/o:siemens:simatic_ipc477e_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc477e:-:*:*:*:*:*:*:*

    • Configuration 15:
  • cpe:/o:siemens:simatic_ipc627e_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc627e:-:*:*:*:*:*:*:*

    • Configuration 16:
  • cpe:/o:siemens:simatic_ipc647e_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc647e:-:*:*:*:*:*:*:*

    • Configuration 17:
  • cpe:/o:siemens:simatic_ipc677e_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc677e:-:*:*:*:*:*:*:*

    • Configuration 18:
  • cpe:/o:siemens:simatic_ipc847e_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_ipc847e:-:*:*:*:*:*:*:*

    • Configuration 19:
  • cpe:/o:siemens:simatic_itp1000_firmware:*:*:*:*:*:*:*:*
  • AND
  • cpe:/h:siemens:simatic_itp1000:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:insyde:insydeh2o:5.1:*:*:*:*:*:*:*
  • OR cpe:/a:insyde:insydeh2o:5.2:*:*:*:*:*:*:*
  • OR cpe:/a:insyde:insydeh2o:5.3:*:*:*:*:*:*:*
  • OR cpe:/a:insyde:insydeh2o:5.4:*:*:*:*:*:*:*
  • OR cpe:/a:insyde:insydeh2o:5.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    insyde insydeh2o *
    insyde insydeh2o *
    insyde insydeh2o *
    insyde insydeh2o *
    insyde insydeh2o *
    siemens simatic field pg m5 firmware *
    siemens simatic field pg m5 -
    siemens simatic field pg m6 firmware *
    siemens simatic field pg m6 -
    siemens simatic ipc127e firmware *
    siemens simatic ipc127e -
    siemens simatic ipc227g firmware *
    siemens simatic ipc227g -
    siemens simatic ipc277g firmware *
    siemens simatic ipc277g -
    siemens simatic ipc327g firmware *
    siemens simatic ipc327g -
    siemens simatic ipc377g firmware *
    siemens simatic ipc377g -
    siemens simatic ipc427e firmware *
    siemens simatic ipc427e -
    siemens simatic ipc477e firmware *
    siemens simatic ipc477e -
    siemens simatic ipc627e firmware *
    siemens simatic ipc627e -
    siemens simatic ipc647e firmware *
    siemens simatic ipc647e -
    siemens simatic ipc677e firmware *
    siemens simatic ipc677e -
    siemens simatic ipc847e firmware *
    siemens simatic ipc847e -
    siemens simatic itp1000 firmware *
    siemens simatic itp1000 -
    insyde insydeh2o 5.1
    insyde insydeh2o 5.2
    insyde insydeh2o 5.3
    insyde insydeh2o 5.4
    insyde insydeh2o 5.0