CVE-2020-8939

Out of Bounds read in Asylo

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

Remediation

Solution:

  • We recommend upgrading past commit 6ff3b77ffe110a33a2f93848a6333f33616f02c4

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.02%
Third-Party Advisory github.com
Affected: Google LLC Asylo
Published at:
Updated at:

References

Link Tags
https://github.com/google/asylo/commit/6ff3b77ffe110a33a2f93848a6333f33616f02c4 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-8939?
CVE-2020-8939 has been scored as a medium severity vulnerability.
How to fix CVE-2020-8939?
To fix CVE-2020-8939: We recommend upgrading past commit 6ff3b77ffe110a33a2f93848a6333f33616f02c4
Is CVE-2020-8939 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-8939 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-8939?
CVE-2020-8939 affects Google LLC Asylo.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.