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CVE-2020-5234

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CVE-2020-5234

Published: Jan 31, 2020

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.1

4.8

MEDIUM

Description

MessagePack for C# and Unity before version 1.9.11 and 2.1.90 has a vulnerability where untrusted data can lead to DoS attack due to hash collisions and stack overflow. Review the linked GitHub Security Advisory for more information and remediation steps.

VendorProductVersions

neuecc

MessagePack

affected
< 1.9.11
affected
>= 2.0.0, < 2.1.90

neuecc

MessagePack.ImmutableCollection

affected
< 1.9.11
affected
>= 2.0.0, < 2.1.90

neuecc

MessagePack.ReactiveProperty

affected
< 1.9.11
affected
>= 2.0.0, < 2.1.90

neuecc

MessagePack.UnityShims

affected
< 1.9.11
affected
>= 2.0.0, < 2.1.90

Weaknesses (CWE)

CWE-121

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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