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CVE-2021-0473

HIGHCVSS 8.8/10EPSS 0.49%

Last modified

CVE-2021-0473 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In rw_t3t_process_error of rw_t3t.cc, there is a possible double free due to uninitialized data. This could lead to remote code execution over NFC with no additional execution privileges needed. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

Description

In rw_t3t_process_error of rw_t3t.cc, there is a possible double free due to uninitialized data. This could lead to remote code execution over NFC with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-179687208

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
0.49%

38.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleAndroid8.1
GoogleAndroid9.0
GoogleAndroid10.0
GoogleAndroid11.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-0473?
In rw_t3t_process_error of rw_t3t.cc, there is a possible double free due to uninitialized data. This could lead to remote code execution over NFC with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-179687208
How severe is CVE-2021-0473?
CVE-2021-0473 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.
How do I fix CVE-2021-0473?
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-2021-0473?

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

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Source: NVD / NIST