CVE-2020-8939: Out of Bounds read in Asylo
First published: Tue Dec 15 2020(Updated: )
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
Credit: cve-coordination@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Products | <=0.6.0 |
Remedy
We recommend upgrading past commit 6ff3b77ffe110a33a2f93848a6333f33616f02c4
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Frequently Asked Questions
What is the severity of CVE-2020-8939?
CVE-2020-8939 is classified as a high severity vulnerability due to the potential for memory corruption and arbitrary code execution.
How do I fix CVE-2020-8939?
To remediate CVE-2020-8939, upgrade to a version of Google Asylo that is greater than 0.6.0 and includes the patch for this vulnerability.
What systems are affected by CVE-2020-8939?
CVE-2020-8939 affects Google Asylo versions up to and including 0.6.0.
What is the impact of exploiting CVE-2020-8939?
Exploiting CVE-2020-8939 may allow an attacker to perform unauthorized memory reads, potentially leading to data exposure or application instability.
Who reported CVE-2020-8939?
CVE-2020-8939 was reported by the Google security team as part of their ongoing vulnerability management process.
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