CVE-2021-44961

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A memory leakage flaw exists in the class PerimeterGenerator of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. Specially crafted stl files can exhaust available memory. An attacker can provide malicious files to trigger this vulnerability.

Existe un fallo de fuga de memoria en la clase PerimeterGenerator de Slic3r libslic3r 1.3.0 y Master Commit b1a5500. Los archivos stl especialmente diseñados pueden agotar la memoria disponible. Un atacante puede proporcionar archivos maliciosos para activar esta vulnerabilidad

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-12-13 CVE Reserved
2022-03-01 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-11-14 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-401: Missing Release of Memory after Effective Lifetime

CAPEC

References (3)

URL	Tag	Source
http://libslic3r.com	Broken Link
http://slic3r.com	Not Applicable

URL	Date	SRC
https://hackmd.io/nDT_UKLyRQendxDwil9A4w	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Slic3r Search vendor "Slic3r"		Libslic3r Search vendor "Slic3r" for product "Libslic3r"				1.3.0 Search vendor "Slic3r" for product "Libslic3r" and version "1.3.0"		-		Affected