Strix
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CVE-2021-25470

HIGHCVSS 7.9/10EPSS 0.12%

Last modified

CVE-2021-25470 is a high-severity vulnerability rated 7.9/10 on the CVSS scale. An improper caller check logic of SMC call in TEEGRIS secure OS prior to SMR Oct-2021 Release 1 can be used to compromise TEE.. EPSS estimates a 0.12% chance of exploitation in the next 30 days.

Description

An improper caller check logic of SMC call in TEEGRIS secure OS prior to SMR Oct-2021 Release 1 can be used to compromise TEE.

Metrics

CVSS 3.1
7.9/10

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

EPSS Probability
0.12%

2.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleAndroid9.0
GoogleAndroid10.0
GoogleAndroid11.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-25470?
An improper caller check logic of SMC call in TEEGRIS secure OS prior to SMR Oct-2021 Release 1 can be used to compromise TEE.
How severe is CVE-2021-25470?
CVE-2021-25470 has a CVSS score of 7.9/10 (HIGH severity). The EPSS model estimates a 0.12% probability of exploitation in the next 30 days.
How do I fix CVE-2021-25470?
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-2021-25470?

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

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Source: NVD / NIST