Skip to content

Cache poisoning via maliciously-formed request

Moderate
jomaxro published GHSA-4ff8-3j78-w6pp Jul 27, 2022

Package

Discourse (Ruby)

Affected versions

stable <= 2.8.6; beta <= 2.9.0.beta7; tests-passed <= 2.9.0.beta7

Patched versions

stable >= 2.8.7; beta >= 2.9.0.beta8; tests-passed >= 2.9.0.beta8

Description

Impact

A maliciously crafted request for static assets could cause error responses to be cached by Discourse's default NGINX proxy configuration.

Patches

A corrected NGINX configuration is included in the latest stable, beta and tests-passed versions of Discourse.

Severity

Moderate
5.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE ID

CVE-2022-31182

Weaknesses

No CWEs