CVE-2022-36074

Authentication headers exposed on by Nextcloud Server

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Nextcloud server is an open source personal cloud product. Affected versions of this package are vulnerable to Information Exposure which fails to strip the Authorization header on HTTP downgrade. This can lead to account access exposure and compromise. It is recommended that the Nextcloud Server is upgraded to 23.0.7 or 24.0.3. It is recommended that the Nextcloud Enterprise Server is upgraded to 22.2.11, 23.0.7 or 24.0.3. There are no known workarounds for this issue.

Nextcloud server es un producto de nube personal de código abierto. Las versiones afectadas de este paquete son vulnerables a una Exposición de Información que falla al eliminar el encabezado de autorización en el descenso de HTTP. Esto puede conllevar a una exposición del acceso a la cuenta y su compromiso. Es recomendado actualizar el servidor Nextcloud a versión 23.0.7 o 24.0.3. Es recomendado que Nextcloud Enterprise Server sea actualizado a versión 22.2.11, 23.0.7 o 24.0.3. No se presentan mitigaciones conocidas para este problema

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-07-15 CVE Reserved
2022-09-15 CVE Published
2024-04-07 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-863: Incorrect Authorization

CAPEC

References (2)

URL	Tag	Source
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vqgm-f748-g76v	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://github.com/nextcloud/server/pull/32941	2023-07-21

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nextcloud Search vendor "Nextcloud"		Nextcloud Enterprise Server Search vendor "Nextcloud" for product "Nextcloud Enterprise Server"				< 22.2.11 Search vendor "Nextcloud" for product "Nextcloud Enterprise Server" and version " < 22.2.11"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Enterprise Server Search vendor "Nextcloud" for product "Nextcloud Enterprise Server"				>= 23.0.0 < 23.0.7 Search vendor "Nextcloud" for product "Nextcloud Enterprise Server" and version " >= 23.0.0 < 23.0.7"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Enterprise Server Search vendor "Nextcloud" for product "Nextcloud Enterprise Server"				>= 24.0.0 < 24.0.3 Search vendor "Nextcloud" for product "Nextcloud Enterprise Server" and version " >= 24.0.0 < 24.0.3"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Server Search vendor "Nextcloud" for product "Nextcloud Server"				< 23.0.7 Search vendor "Nextcloud" for product "Nextcloud Server" and version " < 23.0.7"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Server Search vendor "Nextcloud" for product "Nextcloud Server"				>= 24.0.0 < 24.0.3 Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 24.0.0 < 24.0.3"		-		Affected