CVE-2020-8935

Name: CVE-2020-8935
Creator: NVD / NIST
Published: 2020-12-15T15:15:12.987+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2020-8935 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allow an attacker to make an Ecall_restore function call to reallocate untrusted code and overwrite sections of the Enclave memory address. We recommend updating your library.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allow an attacker to make an Ecall_restore function call to reallocate untrusted code and overwrite sections of the Enclave memory address. We recommend updating your library.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.14%

3.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Google	Asylo	<= 0.6.0

References

https://github.com/google/asylo/commit/ed0926bff0e423cd122a18b3d2fc772817f66825Patch, Third Party Advisory
https://github.com/google/asylo/commit/ed0926bff0e423cd122a18b3d2fc772817f66825Patch, Third Party Advisory

Timeline

Published: Dec 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8935?

How severe is CVE-2020-8935?

CVE-2020-8935 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8935?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8935?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST