CVE-2021-22549

Arbitrary enclave memory overwrite vulnerability in Asylo TrustedPrimitives::UntrustedCall

Description

An attacker can modify the address to point to trusted memory to overwrite arbitrary trusted memory. It is recommended to update past 0.6.2 or git commit https://github.com/google/asylo/commit/53ed5d8fd8118ced1466e509606dd2f473707a5c

Categories

6.5
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/ecfcd0008b6f8f63c6fa3cc1b62fcd4a52f2c0ad third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-22549?
CVE-2021-22549 has been scored as a medium severity vulnerability.
How to fix CVE-2021-22549?
To fix CVE-2021-22549, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-22549 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-22549 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-2021-22549?
CVE-2021-22549 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.