// For flags

CVE-2023-48307

Nextcloud Mail app vulnerable to Server-Side Request Forgery

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. Starting in version 1.13.0 and prior to version 2.2.8 and 3.3.0, an attacker can use an unprotected endpoint in the Mail app to perform a SSRF attack. Nextcloud Mail app versions 2.2.8 and 3.3.0 contain a patch for this issue. As a workaround, disable the mail app.

Nextcloud Mail es la aplicación de correo de Nextcloud, una plataforma de productividad autohospedada. A partir de la versión 1.13.0 y anteriores a las versiones 2.2.8 y 3.3.0, un atacante puede utilizar un endpoint desprotegido en la aplicación de correo para realizar un ataque SSRF. Las versiones 2.2.8 y 3.3.0 de la aplicación Nextcloud Mail contienen un parche para este problema. Como workaround, desactive la aplicación de correo.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-11-14 CVE Reserved
  • 2023-11-21 CVE Published
  • 2023-12-01 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-918: Server-Side Request Forgery (SSRF)
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Nextcloud
Search vendor "Nextcloud"
 Mail
Search vendor "Nextcloud" for product "Mail"
 >= 1.13.0 < 2.2.8
Search vendor "Nextcloud" for product "Mail" and version " >= 1.13.0 < 2.2.8"
-
Affected
Nextcloud
Search vendor "Nextcloud"
 Mail
Search vendor "Nextcloud" for product "Mail"
 >= 3.0.0 < 3.3.0
Search vendor "Nextcloud" for product "Mail" and version " >= 3.0.0 < 3.3.0"
-
Affected