VDB-185409 · CVE-2021-39225 · GHSA-2x96-38qg-3m72

Nextcloud Deck up to 1.2.8/1.4.4/1.5.2 authorization

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.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Nextcloud Deck up to 1.2.8/1.4.4/1.5.2. It has been rated as critical. This issue affects some unknown processing. Performing a manipulation results in authorization. This vulnerability is cataloged as CVE-2021-39225. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Nextcloud Deck up to 1.2.8/1.4.4/1.5.2 (Cloud Software). This affects an unknown function. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 10/26/2021 as GHSA-2x96-38qg-3m72. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2021-39225. Neither technical details nor an exploit are publicly available.

Upgrading to version 1.2.9, 1.4.5 or 1.5.3 eliminates this vulnerability.

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

Productinfo

Type

Cloud Software

Vendor

Nextcloud

Name

Deck

Version

License

open-source

Website

Product: https://github.com/nextcloud/deck/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.1
CNA Vector (GitHub, Inc.): 🔍

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: Authorization
CWE: CWE-639 / CWE-285 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Deck 1.2.9/1.4.5/1.5.3
Patch: github.com

Timelineinfo

08/16/2021 🔍
10/26/2021 +71 days 🔍
10/26/2021 +0 days 🔍
10/30/2021 +4 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-2x96-38qg-3m72
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-39225 (🔍)
GCVE (CVE): GCVE-0-2021-39225
GCVE (VulDB): GCVE-100-185409

Entryinfo

Created: 10/26/2021 14:39
Updated: 10/30/2021 14:53
Changes: 10/26/2021 14:39 (49), 10/30/2021 14:53 (4)
Complete: 🔍
Cache ID: 216::103