Out of Bounds read in Asylo
CVE-2020-8939

5.3MEDIUM

Key Information:

Vendor
Google
Status
Asylo
Vendor
CVE Published:
15 December 2020

Summary

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

Affected Version(s)

Asylo <= 0.6.0

References

https://github.com/google/asylo/commit/6ff3b77ffe110a33a2...
x_refsource_CONFIRM

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database

Credit

Qinkun Bao (Baidu Security)
Zhaofeng Chen (Baidu Security)
Mingshen Sun (Baidu Security)
Kang Li (Baidu Security)
.