Nextcloud App up to 3.6.1 on Android Lock Protection input validation

EntryHistoryDiffjsonxmlCTI

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.
2.2	$0-$5k	0.00

A vulnerability, which was classified as problematic, was found in Nextcloud App up to 3.6.1 on Android (Android App Software). Affected is an unknown part of the component Lock Protection. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality. CVE summarizes:

Bypass lock protection in the Nextcloud Android app prior to version 3.6.2 causes leaking of thumbnails when requesting the Android content provider although the lock protection was not solved.

The weakness was shared 07/30/2019. This vulnerability is traded as CVE-2019-5452 since 01/04/2019. The attack needs to be approached locally. A authentication is necessary for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.6.2 eliminates this vulnerability.

The entries 139047, 139046, 139045 and 139043 are related to this item.

Productinfo

Type

Android App Software

Vendor

Nextcloud

Name

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.2
VulDB Meta Temp Score: 2.2

VulDB Base Score: 2.1
VulDB Temp Score: 2.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 2.4
NVD Vector: 🔍

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: App 3.6.2

Timelineinfo

01/04/2019 🔍
07/30/2019 +207 days 🔍
07/31/2019 +1 days 🔍
11/14/2023 +1567 days 🔍

Sourcesinfo

Advisory: hackerone.com
Status: Not defined

CVE: CVE-2019-5452 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20130704
See also: 🔍

Entryinfo

Created: 07/31/2019 09:39
Updated: 11/14/2023 12:50
Changes: 07/31/2019 09:39 (39), 07/16/2020 11:43 (18), 11/14/2023 12:50 (3)
Complete: 🔍