Vulnerability Details CVE-2021-33838
Luca through 1.7.4 on Android allows remote attackers to obtain sensitive information about COVID-19 tracking because requests related to Check-In State occur shortly after requests for Phone Number Registration.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.021
EPSS Ranking 83.5%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- https://github.com/mame82/misc/blob/master/luca_traceIds.md
- https://luca-app.de/securityoverview/properties/objectives.html
- https://www.ccc.de/de/updates/2021/luca-app-ccc-fordert-bundesnotbremse
- https://www.youtube.com/playlist?list=PLKuX6iczGb3kuDsm2RFgbmRkTugkR9-UE
- https://github.com/mame82/misc/blob/master/luca_traceIds.md
- https://luca-app.de/securityoverview/properties/objectives.html
- https://www.ccc.de/de/updates/2021/luca-app-ccc-fordert-bundesnotbremse
- https://www.youtube.com/playlist?list=PLKuX6iczGb3kuDsm2RFgbmRkTugkR9-UE