CVE-2021-42554

An issue was discovered in Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel 5.5 before 05.50.51. An SMM memory corruption vulnerability in FvbServicesRuntimeDxe allows a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

CVSS v3 8.2 HIGH
CVSS v2.0 7.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.5 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf	Third Party Advisory
https://security.netapp.com/advisory/ntap-20220216-0007/	Third Party Advisory
https://www.insyde.com/security-pledge	Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022012	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 5 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 6 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 7 (hide)

AND

cpe:2.3:o:siemens:simatic_field_pg_m5_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_field_pg_m5:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND

cpe:2.3:o:siemens:simatic_field_pg_m6_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_field_pg_m6:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc127e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc127e:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc227g_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc227g:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc277g_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc277g:-:*:*:*:*:*:*:*

Configuration 12 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc327g_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc327g:-:*:*:*:*:*:*:*

Configuration 13 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc377g_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc377g:-:*:*:*:*:*:*:*

Configuration 14 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc427e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc427e:-:*:*:*:*:*:*:*

Configuration 15 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc477e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc477e:-:*:*:*:*:*:*:*

Configuration 16 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc627e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc627e:-:*:*:*:*:*:*:*

Configuration 17 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc647e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc647e:-:*:*:*:*:*:*:*

Configuration 18 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc677e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc677e:-:*:*:*:*:*:*:*

Configuration 19 (hide)

AND

cpe:2.3:o:siemens:simatic_ipc847e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc847e:-:*:*:*:*:*:*:*

Configuration 20 (hide)

AND

cpe:2.3:o:siemens:simatic_itp1000_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_itp1000:-:*:*:*:*:*:*:*

Configuration 21 (hide)

AND

cpe:2.3:o:siemens:ruggedcom_ape1808_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:siemens:ruggedcom_ape1808:-:*:*:*:*:*:*:*

History

08 Mar 2022, 20:18

Type	Values Removed	Values Added
CPE		cpe:2.3:h:siemens:simatic_field_pg_m6:-:::::::* cpe:2.3:h:siemens:simatic_ipc327g:-:::::::* cpe:2.3:o:siemens:simatic_ipc427e_firmware:::::::: cpe:2.3:h:siemens:simatic_ipc227g:-:::::::* cpe:2.3:h:siemens:simatic_ipc127e:-:::::::* cpe:2.3:h:siemens:simatic_ipc377g:-:::::::* cpe:2.3:h:siemens:simatic_ipc677e:-:::::::* cpe:2.3:h:siemens:simatic_itp1000:-:::::::* cpe:2.3:o:siemens:ruggedcom_ape1808_firmware:::::::: cpe:2.3:h:siemens:simatic_ipc627e:-:::::::* cpe:2.3:o:siemens:simatic_ipc127e_firmware:::::::: cpe:2.3:h:siemens:ruggedcom_ape1808:-:::::::* cpe:2.3:o:siemens:simatic_ipc227g_firmware:::::::: cpe:2.3:h:siemens:simatic_ipc647e:-:::::::* cpe:2.3:o:siemens:simatic_itp1000_firmware:::::::: cpe:2.3:o:siemens:simatic_field_pg_m6_firmware:::::::: cpe:2.3:o:siemens:simatic_ipc377g_firmware:::::::: cpe:2.3:o:siemens:simatic_ipc277g_firmware:::::::: cpe:2.3:h:siemens:simatic_ipc427e:-:::::::* cpe:2.3:o:siemens:simatic_ipc647e_firmware:::::::: cpe:2.3:h:siemens:simatic_ipc277g:-:::::::* cpe:2.3:h:siemens:simatic_field_pg_m5:-:::::::* cpe:2.3:o:siemens:simatic_ipc677e_firmware:::::::: cpe:2.3:o:siemens:simatic_ipc627e_firmware:::::::: cpe:2.3:h:siemens:simatic_ipc847e:-:::::::* cpe:2.3:h:siemens:simatic_ipc477e:-:::::::* cpe:2.3:o:siemens:simatic_ipc847e_firmware:::::::: cpe:2.3:o:siemens:simatic_ipc477e_firmware:::::::: cpe:2.3:o:siemens:simatic_field_pg_m5_firmware:::::::: cpe:2.3:o:siemens:simatic_ipc327g_firmware::::::::
CVSS	v2 : ~~10.0~~ v3 : ~~9.8~~	v2 : 7.2 v3 : 8.2
References	~~(CONFIRM) https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf -~~	(CONFIRM) https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf - Third Party Advisory
References	~~(CONFIRM) https://security.netapp.com/advisory/ntap-20220216-0007/ -~~	(CONFIRM) https://security.netapp.com/advisory/ntap-20220216-0007/ - Third Party Advisory
References	~~(MISC) https://www.insyde.com/security-pledge/SA-2022012 -~~	(MISC) https://www.insyde.com/security-pledge/SA-2022012 - Vendor Advisory

24 Feb 2022, 15:15

Type	Values Removed	Values Added
References		(CONFIRM) https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf -

17 Feb 2022, 01:15

Type	Values Removed	Values Added
References		(CONFIRM) https://security.netapp.com/advisory/ntap-20220216-0007/ -

09 Feb 2022, 02:15

Type	Values Removed	Values Added
References		(MISC) https://www.insyde.com/security-pledge/SA-2022012 -
Summary	~~SMM memory corruption vulnerability allowing a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.~~	An issue was discovered in Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel 5.5 before 05.50.51. An SMM memory corruption vulnerability in FvbServicesRuntimeDxe allows a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

05 Feb 2022, 04:54

Type	Values Removed	Values Added
CPE		cpe:2.3:a:insyde:insydeh2o::::::::
CWE		CWE-787
References	~~(MISC) https://www.insyde.com/security-pledge -~~	(MISC) https://www.insyde.com/security-pledge - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 10.0 v3 : 9.8

03 Feb 2022, 02:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-02-03 02:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-42554

Mitre link : CVE-2021-42554

CVE.ORG link : CVE-2021-42554

JSON object : View

Products Affected

siemens

ruggedcom_ape1808_firmware
simatic_ipc227g
simatic_field_pg_m6_firmware
simatic_ipc647e_firmware
simatic_ipc227g_firmware
simatic_ipc327g_firmware
simatic_ipc847e
simatic_ipc377g_firmware
simatic_itp1000
simatic_ipc377g
simatic_ipc477e
simatic_ipc647e
simatic_ipc277g
simatic_ipc327g
ruggedcom_ape1808
simatic_ipc627e
simatic_ipc847e_firmware
simatic_field_pg_m5_firmware
simatic_ipc427e
simatic_itp1000_firmware
simatic_ipc627e_firmware
simatic_ipc127e_firmware
simatic_field_pg_m5
simatic_field_pg_m6
simatic_ipc427e_firmware
simatic_ipc477e_firmware
simatic_ipc677e_firmware
simatic_ipc677e
simatic_ipc127e
simatic_ipc277g_firmware

insyde

insydeh2o

CWE

CWE-787

Out-of-bounds Write

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