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Revit CVE-2021-40160

HIGH
Out-of-bounds Read (CWE-125)
2021-12-23 psirt@autodesk.com
7.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Dec 23, 2021 - 19:15 nvd
HIGH 7.8

DescriptionNVD

PDFTron prior to 9.0.7 version may be forced to read beyond allocated boundaries when parsing a maliciously crafted PDF file. This vulnerability can be exploited to execute arbitrary code.

AnalysisAI

PDFTron prior to 9.0.7 version may be forced to read beyond allocated boundaries when parsing a maliciously crafted PDF file. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. PDFTron prior to 9.0.7 version may be forced to read beyond allocated boundaries when parsing a maliciously crafted PDF file. This vulnerability can be exploited to execute arbitrary code. Affected products include: Autodesk Revit, Autodesk Navisworks, Autodesk Advance Steel, Autodesk Autocad, Autodesk Autocad Architecture. Version information: prior to 9.0.7.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.

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CVE-2021-40160 vulnerability details – vuln.today

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