VDB-251485 · CVE-2024-22403 · GHSA-wppc-f5g8-vx36

NextCloud Server up to 27.x OAuth2 violation of secure design principles

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3.1	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in NextCloud Server up to 27.x and classified as problematic. This vulnerability affects unknown code of the component OAuth2. This manipulation causes violation of secure design principles. This vulnerability is registered as CVE-2024-22403. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in NextCloud Server up to 27.x (Cloud Software). It has been declared as problematic. Affected by this vulnerability is an unknown part of the component OAuth2. The manipulation with an unknown input leads to a violation of secure design principles vulnerability. The CWE definition for the vulnerability is CWE-657. The product violates well-established principles for secure design. As an impact it is known to affect confidentiality. The summary by CVE is:

Nextcloud server is a self hosted personal cloud system. In affected versions OAuth codes did not expire. When an attacker would get access to an authorization code they could authenticate at any time using the code. As of version 28.0.0 OAuth codes are invalidated after 10 minutes and will no longer be authenticated. To exploit this vulnerability an attacker would need to intercept an OAuth code from a user session. It is recommended that the Nextcloud Server is upgraded to 28.0.0. There are no known workarounds for this vulnerability.

The weakness was published 01/18/2024 as GHSA-wppc-f5g8-vx36. The advisory is shared at github.com. This vulnerability is known as CVE-2024-22403 since 01/10/2024. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading to version 28.0.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

Cloud Software

Vendor

NextCloud

Name

Server

Version

27.x

License

open-source

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 2.6
VulDB Temp Score: 2.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.7
NVD Vector: 🔍

CNA Base Score: 3.0
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: Violation of secure design principles
CWE: CWE-657
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: Server 28.0.0
Patch: github.com

Timelineinfo

01/10/2024 🔍
01/18/2024 +8 days 🔍
01/18/2024 +0 days 🔍
02/12/2024 +25 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-wppc-f5g8-vx36
Status: Confirmed

CVE: CVE-2024-22403 (🔍)
GCVE (CVE): GCVE-0-2024-22403
GCVE (VulDB): GCVE-100-251485

Entryinfo

Created: 01/18/2024 22:13
Updated: 02/12/2024 13:57
Changes: 01/18/2024 22:13 (52), 01/18/2024 22:15 (1), 02/12/2024 13:57 (11)
Complete: 🔍
Cache ID: 216::103