TI-2021-13183 Aliases CVE-2021-33838 GHSA-p3j7-5j28-hvpx

Luca through 1.7.4 on Android allows remote attackers to obtain sensitive information…

LOW 38CWE-203Published 2021-06-03 · Updated 2024-08-03

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-203.

Summary

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.

Why it matters now

EPSS 0.02765 86th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:luca-app:luca::::::android::*	up to 1.7.4	Vulnerable	Luca-app

cpe:2.3:a:luca-app:luca:*:*:*:*:*:android:*:* Versions up to 1.7.4 Vulnerable ·Luca-app

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-33838
2026-10-03 Alias added: GHSA-p3j7-5j28-hvpx

References

Exploit 1

https://www.youtube.com/playlist?list=PLKuX6iczGb3kuDsm2RFgbmRkTugkR9-UE

Advisory 3

TI-2021-13184 Luca through 1.7.4 on Android allows remote attackers to obtain sensitive information… CVSS 3.1HIGH 7.5
TI-2021-13185 The server in Luca through 1.1.14 allows remote attackers to cause a denial of service… CVSS 3.1HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences