CVE-2022-41719 - Vulnerability Details - OpenCVE

Description

Unmarshal can panic on some inputs, possibly allowing for denial of service attacks.

Published: 2022-11-10

Score: 7.5 High

EPSS: 1.0% Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

github.com/shamaton/msgpack/v2

github.com/shamaton/msgpack/v2

unaffected

Version	Status	Constraints
`0`	affected	< 2.1.1

Configuration 1 [-]

cpe:2.3:a:messagepack_project:messagepack:*:*:*:*:*:go:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-7376	Unmarshal can panic on some inputs, possibly allowing for denial of service attacks.
Github GHSA	GHSA-jr77-8gx4-h5qh	MessagePack for Golang subject to DoS via Unmarshal panic

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.01036.

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://github.com/shamaton/msgpack/issues/31
https://github.com/shamaton/msgpack/pull/32
https://pkg.go.dev/vuln/GO-2022-0972

History

Wed, 30 Apr 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Messagepack Project Messagepack

MITRE

Status: PUBLISHED

Assigner: Go

Published: 2022-11-10T19:57:01.274Z

Updated: 2025-04-30T19:46:41.386Z

Reserved: 2022-09-28T17:00:06.609Z

Link: CVE-2022-41719

Vulnrichment

Updated: 2024-08-03T12:49:43.910Z

NVD

Status : Modified

Published: 2022-11-10T20:15:12.187

Modified: 2026-06-17T05:03:42.343

Link: CVE-2022-41719

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-noinfo

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