Vulnerability Name:

CVE-2022-30772 (CCN-242056)

Assigned:2022-11-14
Published:2022-11-14
Updated:2022-11-23
Summary:Manipulation of the input address in PnpSmm function 0x52 could be used by malware to overwrite SMRAM or OS kernel memory. Function 0x52 of the PnpSmm driver is passed the address and size of data to write into the SMBIOS table, but manipulation of the address could be used by malware to overwrite SMRAM or OS kernel memory. This issue was discovered by Insyde engineering during a security review. This issue is fixed in: Kernel 5.0: 05.09.41 Kernel 5.1: 05.17.43 Kernel 5.2: 05.27.30 Kernel 5.3: 05.36.30 Kernel 5.4: 05.44.30 Kernel 5.5: 05.52.30 https://www.insyde.com/security-pledge/SA-2022065
CVSS v3 Severity:8.2 High (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 (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
7.2 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H)
6.3 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:5.5 Medium (CCN CVSS v2 Vector: AV:L/AC:H/Au:S/C:N/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2022-30772

Source: XF
Type: UNKNOWN
insyde-cve202230772-sec-bypass(242056)

Source: CCN
Type: INSYDE-SA-2022065
PnpSmm

Vulnerable Configuration:Configuration CCN 1:
  • 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:5.5:*:*:*:*:*:*:*
  • OR cpe:/a:insyde:insydeh2o:5.0:*:*:*:*:*:*:*
  • OR cpe:/a:insyde:insydeh2o:5.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    insyde insydeh2o 5.2
    insyde insydeh2o 5.3
    insyde insydeh2o 5.4
    insyde insydeh2o 5.5
    insyde insydeh2o 5.0
    insyde insydeh2o 5.1