Discourse up to 2.8.13/2.9.0.beta14 Topic allocation of resources

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Discourse up to 2.8.13/2.9.0.beta14. This affects an unknown function of the component Topic Handler. The manipulation leads to allocation of resources. This vulnerability is listed as CVE-2022-46159. The attack may be initiated remotely. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in Discourse up to 2.8.13/2.9.0.beta14 and classified as problematic. This issue affects an unknown code of the component Topic Handler. The manipulation with an unknown input leads to a allocation of resources vulnerability. Using CWE to declare the problem leads to CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. Impacted is availability. The summary by CVE is:

Discourse is an open-source discussion platform. In version 2.8.13 and prior on the `stable` branch and version 2.9.0.beta14 and prior on the `beta` and `tests-passed` branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the `main` branch of Discourse. There are no known workarounds available.

The weakness was presented 12/02/2022 as GHSA-qf99-xpx6-hgxp. The advisory is shared at github.com. The identification of this vulnerability is CVE-2022-46159 since 11/28/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Applying the patch 0ce38bd7bce862db251b882613ab7053ca777382 is able to eliminate this problem. The bugfix is ready for download at github.com.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 0ce38bd7bce862db251b882613ab7053ca777382

Timelineinfo

11/28/2022 🔍
12/02/2022 +4 days 🔍
12/02/2022 +0 days 🔍
12/02/2022 +0 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-qf99-xpx6-hgxp
Status: Confirmed

CVE: CVE-2022-46159 (🔍)
GCVE (CVE): GCVE-0-2022-46159
GCVE (VulDB): GCVE-100-214673

Entryinfo

Created: 12/02/2022 18:22
Changes: 12/02/2022 18:22 (50)
Complete: 🔍
Cache ID: 216::103

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Discussion

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