CVE Vulnerability

CVE-2020-8935

An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allow an attacker to make an Ecall_restore function call to reallocate untrusted code and overwrite sections of the Enclave memory address. We recommend updating your library.

4.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/google/asylo/commit/ed0926bff0e423cd122a18b3d2fc772817f66825 Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:google:asylo:*:*:*:*:*:*:*:*
Information

Published : 2020-12-15 03:15

Updated : 2021-07-21 11:39

NVD link : CVE-2020-8935

Mitre link : CVE-2020-8935

Products Affected

Asylo

Google

CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-787