Mercurius up to 10.5.0 Websocket /graphql uncaught exception

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Mercurius up to 10.5.0. The impacted element is an unknown function of the file /graphql of the component Websocket Handler. Executing a manipulation can lead to uncaught exception. This vulnerability appears as CVE-2023-22477. The attack may be performed from remote. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Mercurius up to 10.5.0. It has been declared as problematic. This vulnerability affects an unknown functionality of the file /graphql of the component Websocket Handler. The manipulation with an unknown input leads to a uncaught exception vulnerability. The CWE definition for the vulnerability is CWE-248. An exception is thrown from a function, but it is not caught. As an impact it is known to affect availability. CVE summarizes:

Mercurius is a GraphQL adapter for Fastify. Any users of Mercurius until version 10.5.0 are subjected to a denial of service attack by sending a malformed packet over WebSocket to `/graphql`. This issue was patched in #940. As a workaround, users can disable subscriptions.

The weakness was presented 01/09/2023 as 939. The advisory is shared for download at github.com. This vulnerability was named CVE-2023-22477 since 12/29/2022. There are known technical details, but no exploit is available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

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

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Uncaught exception
CWE: CWE-248
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: github.com

Timelineinfo

12/29/2022 🔍
01/09/2023 +11 days 🔍
01/09/2023 +0 days 🔍
01/30/2023 +21 days 🔍

Sourcesinfo

Advisory: 939
Status: Confirmed

CVE: CVE-2023-22477 (🔍)
GCVE (CVE): GCVE-0-2023-22477
GCVE (VulDB): GCVE-100-217708

Entryinfo

Created: 01/09/2023 19:53
Updated: 01/30/2023 14:54
Changes: 01/09/2023 19:53 (50), 01/30/2023 14:54 (11)
Complete: 🔍
Cache ID: 216::103

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