Vulnerability CVE-2020-8939


Published: 2020-12-15

Description:
An out of bounds read on the enc_untrusted_inet_ntop function allows an attack to extend the result size that is used by memcpy() to read memory from within the enclave heap. We recommend upgrading past commit 6ff3b77ffe110a33a2f93848a6333f33616f02c4

Type:

CWE-125

(Out-of-bounds Read)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Google -> Asylo 

 References:
https://github.com/google/asylo/commit/6ff3b77ffe110a33a2f93848a6333f33616f02c4

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