CVE Vulnerability

CVE-2022-23548

Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 2.9.0.beta16 on the `beta` and `tests-passed` branches, parsing posts can be susceptible to regular expression denial of service (ReDoS) attacks. This issue is patched in versions 2.8.14 and 2.9.0.beta16. There are no known workarounds.

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/discourse/discourse/pull/19737 Patch Third Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-7rw2-f4x7-7pxf Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:discourse:discourse:2.9.0:beta1:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta2:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta3:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta4:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta5:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta7:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta8:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta6:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta10:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta11:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta12:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta13:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:2.9.0:beta14:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:3.0.0:beta15:*:*:*:*:*:*
cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*
Information

Published : 2023-01-05 07:15

Updated : 2023-01-18 08:34

NVD link : CVE-2022-23548

Mitre link : CVE-2022-23548

Products Affected
No products.
CWE
CWE-1333

Inefficient Regular Expression Complexity