Discourse /webhooks/aws subscribe_url injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Discourse. This impacts an unknown function of the file /webhooks/aws. Such manipulation of the argument subscribe_url leads to injection. This vulnerability is referenced as CVE-2021-41163. It is possible to launch the attack remotely. No exploit is available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Discourse (version unknown). Affected by this issue is an unknown function of the file /webhooks/aws. The manipulation of the argument subscribe_url with an unknown input leads to a injection vulnerability. Using CWE to declare the problem leads to CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The weakness was published 10/21/2021 as GHSA-jcjx-pvpc-qgwq. The advisory is available at github.com. This vulnerability is handled as CVE-2021-41163 since 09/15/2021. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1055 by the MITRE ATT&CK project.

Applying the patch fa3c46cf079d28b086fe1025349bb00223a5d5e9 is able to eliminate this problem. The bugfix is ready for download at github.com.

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Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 8.9

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 10.0
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / CWE-20
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: fa3c46cf079d28b086fe1025349bb00223a5d5e9

Timelineinfo

09/15/2021 🔍
10/21/2021 +36 days 🔍
10/21/2021 +0 days 🔍
10/28/2021 +7 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-jcjx-pvpc-qgwq
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-41163 (🔍)
GCVE (CVE): GCVE-0-2021-41163
GCVE (VulDB): GCVE-100-185150

Entryinfo

Created: 10/21/2021 04:36
Updated: 10/28/2021 08:38
Changes: 10/21/2021 04:36 (49), 10/28/2021 08:34 (2), 10/28/2021 08:38 (18)
Complete: 🔍
Cache ID: 216::103

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