VDB-176321 · CVE-2021-33838 · GCVE-0-2021-33838

Luca App up to 1.7.4 on Android Check-In State information disclosure

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Luca App up to 1.7.4 on Android. It has been classified as problematic. This affects an unknown part of the component Check-In State Handler. The manipulation leads to information disclosure. This vulnerability is documented as CVE-2021-33838. The attack can be initiated remotely. There is not any exploit available. It is advised to substitute the affected component with an alternative.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Luca App up to 1.7.4 on Android (Android App Software). This issue affects an unknown code block of the component Check-In State Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.

The weakness was released 06/04/2021. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-33838. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The problem might be mitigated by replacing the product with as an alternative.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Android App Software

Vendor

Luca

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Alternative
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/03/2021 🔍
06/04/2021 +1 days 🔍
06/04/2021 +0 days 🔍
06/07/2021 +3 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2021-33838 (🔍)
GCVE (CVE): GCVE-0-2021-33838
GCVE (VulDB): GCVE-100-176321
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 06/04/2021 08:15
Updated: 06/07/2021 15:59
Changes: 06/04/2021 08:15 (39), 06/07/2021 15:59 (5)
Complete: 🔍
Cache ID: 216::103