CVE-2020-12857

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Caching of GATT characteristic values (TempID) in COVIDSafe v1.0.15 and v1.0.16 allows a remote attacker to long-term re-identify an Android device running COVIDSafe.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-459

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://covidsafe.watch/issue-register/cve-2020-12857-tempid-identifier-was-staticThird Party Advisory
https://docs.google.com/document/d/1u5a5ersKBH6eG362atALrzuXo3zuZ70qrGomWVEC27U/edit?usp=sharingThird Party Advisory
https://www.health.gov.au/resources/apps-and-tools/covidsafe-appProduct, Vendor Advisory
https://covidsafe.watch/issue-register/cve-2020-12857-tempid-identifier-was-staticThird Party Advisory
https://docs.google.com/document/d/1u5a5ersKBH6eG362atALrzuXo3zuZ70qrGomWVEC27U/edit?usp=sharingThird Party Advisory
https://www.health.gov.au/resources/apps-and-tools/covidsafe-appProduct, Vendor Advisory

Timeline

Published: May 18, 2020
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

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