// For flags

CVE-2021-27042

Autodesk AutoCAD JT File Parsing Use-After-Free Remote Code Execution Vulnerability

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A maliciously crafted DWG file can be used to write beyond the allocated buffer while parsing DWG files. The vulnerability exists because the application fails to handle a crafted DWG file, which causes an unhandled exception. An attacker can leverage this vulnerability to execute arbitrary code.

Un archivo DWG diseñado maliciosamente puede ser usado para escribir más allá del búfer asignado mientras se analizan los archivos DWG. La vulnerabilidad se presenta porque la aplicación comete un fallo para manejar un archivo DWG diseñado, lo que causa una excepción no manejada. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código arbitrario

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Autodesk AutoCAD. 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 JT files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.

*Credits: Mat Powell of Trend Micro 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
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
  • 2021-06-25 CVE Published
  • 2024-07-12 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-755: Improper Handling of Exceptional Conditions
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Autodesk
Search vendor "Autodesk"
Advance Steel
Search vendor "Autodesk" for product "Advance Steel"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Advance Steel" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Advance Steel
Search vendor "Autodesk" for product "Advance Steel"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Advance Steel" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Advance Steel
Search vendor "Autodesk" for product "Advance Steel"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Advance Steel" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Advance Steel
Search vendor "Autodesk" for product "Advance Steel"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Advance Steel" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad
Search vendor "Autodesk" for product "Autocad"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad
Search vendor "Autodesk" for product "Autocad"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad
Search vendor "Autodesk" for product "Autocad"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad
Search vendor "Autodesk" for product "Autocad"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Autocad" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Architecture
Search vendor "Autodesk" for product "Autocad Architecture"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad Architecture" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Architecture
Search vendor "Autodesk" for product "Autocad Architecture"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad Architecture" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Architecture
Search vendor "Autodesk" for product "Autocad Architecture"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad Architecture" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Architecture
Search vendor "Autodesk" for product "Autocad Architecture"
>= 2022 <= 2022.0.1
Search vendor "Autodesk" for product "Autocad Architecture" and version " >= 2022 <= 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Electrical
Search vendor "Autodesk" for product "Autocad Electrical"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad Electrical" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Electrical
Search vendor "Autodesk" for product "Autocad Electrical"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad Electrical" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Electrical
Search vendor "Autodesk" for product "Autocad Electrical"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad Electrical" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Electrical
Search vendor "Autodesk" for product "Autocad Electrical"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Autocad Electrical" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Lt
Search vendor "Autodesk" for product "Autocad Lt"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad Lt" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Lt
Search vendor "Autodesk" for product "Autocad Lt"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad Lt" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Lt
Search vendor "Autodesk" for product "Autocad Lt"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad Lt" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Lt
Search vendor "Autodesk" for product "Autocad Lt"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Autocad Lt" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Map 3d
Search vendor "Autodesk" for product "Autocad Map 3d"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad Map 3d" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Map 3d
Search vendor "Autodesk" for product "Autocad Map 3d"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad Map 3d" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Map 3d
Search vendor "Autodesk" for product "Autocad Map 3d"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad Map 3d" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Map 3d
Search vendor "Autodesk" for product "Autocad Map 3d"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Autocad Map 3d" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mechanical
Search vendor "Autodesk" for product "Autocad Mechanical"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad Mechanical" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mechanical
Search vendor "Autodesk" for product "Autocad Mechanical"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad Mechanical" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mechanical
Search vendor "Autodesk" for product "Autocad Mechanical"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad Mechanical" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mechanical
Search vendor "Autodesk" for product "Autocad Mechanical"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Autocad Mechanical" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mep
Search vendor "Autodesk" for product "Autocad Mep"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad Mep" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mep
Search vendor "Autodesk" for product "Autocad Mep"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad Mep" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mep
Search vendor "Autodesk" for product "Autocad Mep"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad Mep" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Mep
Search vendor "Autodesk" for product "Autocad Mep"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Autocad Mep" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Plant 3d
Search vendor "Autodesk" for product "Autocad Plant 3d"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Autocad Plant 3d" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Plant 3d
Search vendor "Autodesk" for product "Autocad Plant 3d"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Autocad Plant 3d" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Plant 3d
Search vendor "Autodesk" for product "Autocad Plant 3d"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Autocad Plant 3d" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Autocad Plant 3d
Search vendor "Autodesk" for product "Autocad Plant 3d"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Autocad Plant 3d" and version " >= 2022 < 2022.0.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Civil 3d
Search vendor "Autodesk" for product "Civil 3d"
>= 2019 < 2019.1.3
Search vendor "Autodesk" for product "Civil 3d" and version " >= 2019 < 2019.1.3"
-
Affected
Autodesk
Search vendor "Autodesk"
Civil 3d
Search vendor "Autodesk" for product "Civil 3d"
>= 2020 < 2020.1.4
Search vendor "Autodesk" for product "Civil 3d" and version " >= 2020 < 2020.1.4"
-
Affected
Autodesk
Search vendor "Autodesk"
Civil 3d
Search vendor "Autodesk" for product "Civil 3d"
>= 2021 < 2021.1.1
Search vendor "Autodesk" for product "Civil 3d" and version " >= 2021 < 2021.1.1"
-
Affected
Autodesk
Search vendor "Autodesk"
Civil 3d
Search vendor "Autodesk" for product "Civil 3d"
>= 2022 < 2022.0.1
Search vendor "Autodesk" for product "Civil 3d" and version " >= 2022 < 2022.0.1"
-
Affected