SB2019112707 - Multiple vulnerabilities in several Intel processors
Published: November 27, 2019 Updated: December 11, 2019
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 vulnerabilities.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-0124)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient memory protection, when supporting TXT. A local user can enable escalation of privilege on the target system.
2) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-0123)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient memory protection, when supporting SGX. A local user can enable escalation of privilege on the target system.
3) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-0152)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the target system.
The vulnerability exists due to insufficient memory protection in System Management Mode (SMM) and Intel(R) TXT. A local user can escalate privileges on the target system.
4) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-0151)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the target system.
The vulnerability exists due to insufficient memory protection in Intel TXT. A local user can escalate privileges on the target system.
5) Improper Check or Handling of Exceptional Conditions (CVE-ID: CVE-2019-11157)
CWE-ID: CWE-703 - Improper Check or Handling of Exceptional Conditions
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the target system.
The vulnerability exists due to improper conditions check in voltage settings. A local user can enable escalation of privilege and/or information disclosure on the target system.
6) Improper Check or Handling of Exceptional Conditions (CVE-ID: CVE-2019-14607)
CWE-ID: CWE-703 - Improper Check or Handling of Exceptional Conditions
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper conditions check. A local user can enable partial escalation of privilege and cause a denial of service and/or information disclosure on the target system.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.
References
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00220.html
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00240.html
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00289.html
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00317.html