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CVE-2021-22550

HIGHCVSS 7.8/10EPSS 0.10%

Last modified

CVE-2021-22550 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An attacker can modify the pointers in enclave memory to overwrite arbitrary memory addresses within the secure enclave. It is recommended to update past 0.6.3 or git commit https://github.com/google/asylo/commit/a47ef55db2337d29de19c50cd29b0deb2871d31c. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

Description

An attacker can modify the pointers in enclave memory to overwrite arbitrary memory addresses within the secure enclave. It is recommended to update past 0.6.3 or git commit https://github.com/google/asylo/commit/a47ef55db2337d29de19c50cd29b0deb2871d31c

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
0.10%

1.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleAsylo< 0.6.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22550?
An attacker can modify the pointers in enclave memory to overwrite arbitrary memory addresses within the secure enclave. It is recommended to update past 0.6.3 or git commit https://github.com/google/asylo/commit/a47ef55db2337d29de19c50cd29b0deb2871d31c
How severe is CVE-2021-22550?
CVE-2021-22550 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22550?
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-2021-22550?

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

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Source: NVD / NIST