Netflix Dispatch prior 20230817 JWT information exposure

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Netflix Dispatch. Impacted is an unknown function of the component JWT Handler. The manipulation results in information exposure. This vulnerability is reported as CVE-2023-40171. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Netflix Dispatch. It has been classified as problematic. Affected is an unknown functionality of the component JWT Handler. The manipulation with an unknown input leads to a information exposure vulnerability. CWE is classifying the issue as CWE-209. The product generates an error message that includes sensitive information about its environment, users, or associated data. This is going to have an impact on confidentiality. CVE summarizes:

Dispatch is an open source security incident management tool. The server response includes the JWT Secret Key used for signing JWT tokens in error message when the `Dispatch Plugin - Basic Authentication Provider` plugin encounters an error when attempting to decode a JWT token. Any Dispatch users who own their instance and rely on the `Dispatch Plugin - Basic Authentication Provider` plugin for authentication may be impacted, allowing for any account to be taken over within their own instance. This could be done by using the secret to sign attacker crafted JWTs. If you think that you may be impacted, we strongly suggest you to rotate the secret stored in the `DISPATCH_JWT_SECRET` envvar in the `.env` file. This issue has been addressed in commit `b1942a4319` which has been included in the `20230817` release. users are advised to upgrade. There are no known workarounds for this vulnerability.

The weakness was disclosed 08/18/2023 as GHSA-fv3x-67q3-6pg7. The advisory is available at github.com. This vulnerability is traded as CVE-2023-40171 since 08/09/2023. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading to version 20230817 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch b1942a4319f0de820d86b84a58ebc85398b97c70 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information exposure
CWE: CWE-209 / CWE-200 / CWE-284
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Dispatch 20230817
Patch: b1942a4319f0de820d86b84a58ebc85398b97c70

Timelineinfo

08/09/2023 🔍
08/17/2023 +8 days 🔍
08/18/2023 +1 days 🔍
08/18/2023 +0 days 🔍
09/13/2023 +26 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-fv3x-67q3-6pg7
Status: Confirmed

CVE: CVE-2023-40171 (🔍)
GCVE (CVE): GCVE-0-2023-40171
GCVE (VulDB): GCVE-100-237462

Entryinfo

Created: 08/18/2023 08:34
Updated: 09/13/2023 11:32
Changes: 08/18/2023 08:34 (53), 09/13/2023 11:32 (11)
Complete: 🔍
Cache ID: 216::103

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