CVE-2023-49099

Discourse secure uploads accessible to guests even when login is required

Severity Score

4.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Discourse is a platform for community discussion. Under very specific circumstances, secure upload URLs associated with posts can be accessed by guest users even when login is required. This vulnerability has been patched in 3.2.0.beta4 and 3.1.4.

Discourse es una plataforma para la discusión comunitaria. En circunstancias muy específicas, los usuarios invitados pueden acceder a las URL de carga segura asociadas con las publicaciones incluso cuando se requiere iniciar sesión. Esta vulnerabilidad ha sido parcheada en 3.2.0.beta4 y 3.1.4.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-11-21 CVE Reserved
2024-01-12 CVE Published
2024-01-26 EPSS Updated
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-284: Improper Access Control

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://github.com/discourse/discourse/commit/1b288236387fc0a823e4f15f1aea8dde81b49d53	2024-01-25

URL	Date	SRC
https://github.com/discourse/discourse/security/advisories/GHSA-j67x-x6mq-pwv4	2024-01-25

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Discourse Search vendor "Discourse"		Discourse Search vendor "Discourse" for product "Discourse"				< 3.1.4 Search vendor "Discourse" for product "Discourse" and version " < 3.1.4"		stable		Affected
Discourse Search vendor "Discourse"		Discourse Search vendor "Discourse" for product "Discourse"				3.2.0 Search vendor "Discourse" for product "Discourse" and version "3.2.0"		beta1, beta		Affected
Discourse Search vendor "Discourse"		Discourse Search vendor "Discourse" for product "Discourse"				3.2.0 Search vendor "Discourse" for product "Discourse" and version "3.2.0"		beta2, beta		Affected
Discourse Search vendor "Discourse"		Discourse Search vendor "Discourse" for product "Discourse"				3.2.0 Search vendor "Discourse" for product "Discourse" and version "3.2.0"		beta3, beta		Affected