Scone Security Vulnerabilities - 2023

CVE-2022-46486

A lack of pointer-validation logic in the __scone_dispatch component of SCONE before v5.8.0 for Intel SGX allows attackers to access sensitive information.

CVE-2022-46487

Improper initialization of x87 and SSE floating-point configuration registers in the __scone_entry component of SCONE before 5.8.0 for Intel SGX allows a local attacker to compromise the execution integrity of floating-point operations in an enclave or access sensitive information via side-channel ...

CVE-2023-38023

An issue was discovered in SCONE Confidential Computing Platform before 5.8.0 for Intel SGX. Lack of pointer-alignment logic in __scone_dispatch and other entry functions allows a local attacker to access unauthorized information, aka an "AEPIC Leak."