CVE-2020-8936 — Arbitrary enclave memory overwrite vulnerability in ECall ecall_restore
An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allows an attacker to make a host call to UntrustedCall. UntrustedCall failed to validate the buffer ra…
Published: 2020-12-15 · CVSS: 5.3 · CVSS 3.1
An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allows an attacker to make a host call to UntrustedCall. UntrustedCall failed to validate the buffer range within sgx_params and allowed the host to return a pointer that was an address within the enclave memory. This allowed an attacker to read memory values from within the enclave.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7