Tianocore Security Vulnerabilities
Integer overflow in the Drive Execution Environment (DXE) phase in the Capsule Update feature in the UEFI implementation in EDK2 allows physically proximate attackers to bypass intended access restrictions via crafted data.
6.8CVSS
6.6AI Score
0.001EPSS
Multiple integer overflows in the Pre-EFI Initialization (PEI) boot phase in the Capsule Update feature in the UEFI implementation in EDK2 allow physically proximate attackers to bypass intended access restrictions by providing crafted data that is not properly handled during the coalescing phase.
6.8CVSS
6.3AI Score
0.001EPSS
Buffer overflow in the Reclaim function in Tianocore EDK2 before SVN 16280 allows physically proximate attackers to gain privileges via a long variable name.
6.8CVSS
6.8AI Score
0.001EPSS
Bounds checking in Tianocompress before November 7, 2017 may allow an authenticated user to potentially enable an escalation of privilege via local access.
7.8CVSS
7.6AI Score
0.0004EPSS
Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network.
9.1CVSS
8.5AI Score
0.004EPSS
Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.
7.8CVSS
8.3AI Score
0.001EPSS
Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via network access.
8.8CVSS
8.5AI Score
0.014EPSS
Stack overflow in corrupted bmp for EDK II may allow unprivileged user to potentially enable denial of service or elevation of privilege via local access.
6CVSS
7.2AI Score
0.001EPSS
Insufficient memory write check in SMM service for EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.
6.7CVSS
7.5AI Score
0.001EPSS
Stack overflow in DxeCore for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.
6.8CVSS
7.9AI Score
0.002EPSS
Logic issue in variable service module for EDK II/UDK2018/UDK2017/UDK2015 may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.
7.8CVSS
7.3AI Score
0.001EPSS
Buffer overflow in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege and/or denial of service via network access.
9.8CVSS
9.5AI Score
0.004EPSS
Stack overflow in XHCI for EDK II may allow an unauthenticated user to potentially enable denial of service via local access.
5.5CVSS
6.2AI Score
0.001EPSS
Insufficient input validation in MdeModulePkg in EDKII may allow an unauthenticated user to potentially enable escalation of privilege, denial of service and/or information disclosure via physical access.
6.8CVSS
6.9AI Score
0.001EPSS
Improper authentication in EDK II may allow a privileged user to potentially enable information disclosure via network access.
4.9CVSS
5.7AI Score
0.001EPSS
Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service via network access.
7.5CVSS
7.2AI Score
0.001EPSS
Integer overflow in DxeImageVerificationHandler() EDK II may allow an authenticated user to potentially enable denial of service via local access.
5.5CVSS
6AI Score
0.0004EPSS
Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.
7.8CVSS
7.6AI Score
0.0004EPSS
Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.
7.8CVSS
7.6AI Score
0.0004EPSS
Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable escalation of privilege via local access.
7.8CVSS
7.6AI Score
0.0004EPSS
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access.
8CVSS
7.8AI Score
0.0004EPSS
Logic issue EDK II may allow an unauthenticated user to potentially enable denial of service via adjacent access.
6.5CVSS
6.6AI Score
0.001EPSS
7.8CVSS
7.5AI Score
0.0005EPSS
6.7CVSS
6.9AI Score
0.0005EPSS
Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks.
7.5CVSS
7.5AI Score
0.002EPSS
BootPerformanceTable pointer is read from an NVRAM variable in PEI. Recommend setting PcdFirmwarePerformanceDataTableS3Support to FALSE.
7.8CVSS
7.4AI Score
0.0005EPSS
8.1CVSS
7.9AI Score
0.002EPSS
A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system.
7.5CVSS
7.3AI Score
0.001EPSS
Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
9.8CVSS
8.4AI Score
0.002EPSS
EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.
7.8CVSS
8AI Score
0.0004EPSS
EDK2 is susceptible to a vulnerability in the Tcg2MeasurePeImage() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.
7.8CVSS
8AI Score
0.0004EPSS
EDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.
7.8CVSS
7.9AI Score
0.0004EPSS
EDK2's Network Package is susceptible to an out-of-bounds readvulnerability when processing the IA_NA or IA_TA option in a DHCPv6 Advertise message. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Confidentiality.
6.5CVSS
7.3AI Score
0.001EPSS
EDK2's Network Package is susceptible to a buffer overflow vulnerability via a long server ID option in DHCPv6 client. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Confidentiality, Integrity and/or Availability.
8.8CVSS
8.8AI Score
0.001EPSS
EDK2's Network Package is susceptible to an out-of-bounds readvulnerability when processing Neighbor Discovery Redirect message. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Confidentiality.
6.5CVSS
7.3AI Score
0.001EPSS
EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options in the Destination Options header of IPv6. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Availability.
7.5CVSS
7.9AI Score
0.005EPSS
EDK2's Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Availability.
7.5CVSS
7.9AI Score
0.004EPSS
EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Confidentiality, Integrity and/or Availability.
8.8CVSS
8.8AI Score
0.001EPSS
EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy Advertise message. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Confidentiality, Integrity and/or Availabilit...
8.8CVSS
8.8AI Score
0.001EPSS
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Confidentiality.
7.5CVSS
8AI Score
0.001EPSS
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. Thisvulnerability can be exploited by an attacker to gain unauthorizedaccess and potentially lead to a loss of Confidentiality.
7.5CVSS
8AI Score
0.001EPSS