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CVE-2021-46225

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Date: January 12, 2022

A buffer overflow in the GmfOpenMesh() function of libMeshb v7.61 allows attackers to cause a Denial of Service (DoS) via a crafted MESH file.

Language: C

Severity Score

6.5

Related Resources (5)

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-46225

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-46225

Url: https://github.com/LoicMarechal/libMeshb/issues/21

Url: https://github.com/LoicMarechal/libMeshb/commit/8cd68c54e0647c0030ae4506a225ad4a2655c316

Url: https://www.mend.io/vulnerability-database/CVE-2021-46225

Severity Score

6.5

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

Top Fix

Upgrade Version

No fix version available

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
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