cve.bz

CVE-2020-12859

5.3 mediumEPSS 0.7%

Medium (5.3) in health covidsafe. EPSS 0.7% chance of exploitation in the next 30 days.

Unnecessary fields in the OpenTrace/BlueTrace protocol in COVIDSafe through v1.0.17 allow a remote attacker to identify a device model by observing cleartext payload data. This allows re-identification of devices, especially less common phone models or those in low-density situations.

Severity

CVSS 3.1

5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)
CWE
CWE-312
Published
Modified
Record from
the NVD, synced

Affected

References

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