Vulnerability · Published Jun 3, 2021 · Assigned by mitre
CVE-2021-33838
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.8% (higher than 86% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.8%top 13.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
References
- https://github.com/mame82/misc/blob/master/luca_traceIds.md x_refsource_MISC
- https://luca-app.de/securityoverview/properties/objectives.html x_refsource_MISC
- https://www.youtube.com/playlist?list=PLKuX6iczGb3kuDsm2RFgbmRkTugkR9-UE x_refsource_MISC
- https://www.ccc.de/de/updates/2021/luca-app-ccc-fordert-bundesnotbremse x_refsource_MISC