CVE-2021-27045

Autodesk Navisworks PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A maliciously crafted PDF file in Autodesk Navisworks 2019, 2020, 2021, 2022 can be forced to read beyond allocated boundaries when parsing the PDF file. This vulnerability can be exploited to execute arbitrary code.

Un archivo PDF diseñado maliciosamente en Autodesk Navisworks versiones 2019, 2020, 2021, 2022, puede ser forzado a leer más allá de los límites asignados cuando se analiza el archivo PDF. Esta vulnerabilidad puede ser explotada para ejecutar código arbitrario

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Autodesk Navisworks. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of PDF files. Crafted data in a PDF file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

*Credits: Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

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

2021-02-09 CVE Reserved
2021-09-14 CVE Published
2024-08-03 CVE Updated
2024-08-21 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.autodesk.com/trust/security-advisories/adsk-sa-2021-0008	2021-09-28

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Autodesk Search vendor "Autodesk"		Navisworks Search vendor "Autodesk" for product "Navisworks"				2019 Search vendor "Autodesk" for product "Navisworks" and version "2019"		-		Affected
Autodesk Search vendor "Autodesk"		Navisworks Search vendor "Autodesk" for product "Navisworks"				2020 Search vendor "Autodesk" for product "Navisworks" and version "2020"		-		Affected
Autodesk Search vendor "Autodesk"		Navisworks Search vendor "Autodesk" for product "Navisworks"				2021 Search vendor "Autodesk" for product "Navisworks" and version "2021"		-		Affected
Autodesk Search vendor "Autodesk"		Navisworks Search vendor "Autodesk" for product "Navisworks"				2022 Search vendor "Autodesk" for product "Navisworks" and version "2022"		-		Affected