CVE-2020-8942: Unchecked buffer overrun in enc_untrusted_read
An arbitrary memory read vulnerability in Asylo versions up to 0.6.0 allows an untrusted attacker to make a call to encuntrustedread whose return size was not validated against the requrested size. The parameter size is unchecked allowing the attacker to read memory locations outside of the intended buffer size including memory addresses within the secure enclave. We recommend upgrading past commit b1d120a2c7d7446d2cc58d517e20a1b184b82200
Affected Software
Remediation
Information
Event History
Frequently Asked Questions
What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2020-8942.
What is the severity of CVE-2020-8942?
The severity of CVE-2020-8942 is medium with a severity value of 5.5.
What is the affected software for CVE-2020-8942?
The affected software for CVE-2020-8942 is Google Asylo up to version 0.6.0.
How does CVE-2020-8942 impact the system?
CVE-2020-8942 allows an untrusted attacker to read memory locations outside of the intended range, potentially leading to unauthorized access or disclosure of sensitive information.
How can I fix CVE-2020-8942?
To fix CVE-2020-8942, it is recommended to update to a version of Asylo that is later than 0.6.0.