CVE-2020-13520

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An out of bounds memory corruption vulnerability exists in the way Pixar OpenUSD 20.05 reconstructs paths from binary USD files. A specially crafted malformed file can trigger an out of bounds memory modification which can result in remote code execution. To trigger this vulnerability, victim needs to access an attacker-provided malformed file.

Se presenta una vulnerabilidad de corrupción de memoria fuera de límites en la forma en que Pixar OpenUSD versión 20.05, reconstruye rutas a partir de archivos USD binarios. Un archivo malformado especialmente diseñado puede desencadenar una modificación de la memoria fuera de límites que puede resultar en una ejecución de código remota. Para desencadenar esta vulnerabilidad, la víctima debe acceder a un archivo malformado proporcionado por el atacante

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-05-26 CVE Reserved
2020-11-13 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-08-28 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source
https://support.apple.com/kb/HT212011	Third Party Advisory

URL	Date	SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1120	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
Pixar Search vendor "Pixar"		Openusd Search vendor "Pixar" for product "Openusd"				20.05 Search vendor "Pixar" for product "Openusd" and version "20.05"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				< 11.1 Search vendor "Apple" for product "Macos" and version " < 11.1"		-		Affected