CVE-2021-33840

The server in Luca through 1.1.14 allows remote attackers to cause a denial of service (insertion of many fake records related to COVID-19) because Phone Number data lacks a digital signature.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://gitlab.com/lucaapp/web/-/issues/1#note_560963608	Third Party Advisory
https://luca-app.de/securityoverview/processes/guest_registration.html#verifying-the-contact-data	Vendor Advisory
https://gitlab.com/lucaapp/web/-/issues/1#note_560963608	Third Party Advisory
https://luca-app.de/securityoverview/processes/guest_registration.html#verifying-the-contact-data	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:luca-app:luca:*:*:*:*:*:android:*:*

History

No history.

Information

Published : 2021-06-04 00:15

Updated : 2024-11-21 06:09

NVD link : CVE-2021-33840

Mitre link : CVE-2021-33840

CVE.ORG link : CVE-2021-33840

JSON object : View

Products Affected

luca-app

luca

CWE

CWE-345

Insufficient Verification of Data Authenticity

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