CVE & CISA-KEV Catalog

CVE-2021-27043

HIGH

7.8

CVSS v3

Description

An Arbitrary Address Write issue in the Autodesk DWG application can allow a malicious user to leverage the application to write in unexpected paths. In order to exploit this the attacker would need the victim to enable full page heap in the application.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

advance steelNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

autocadNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

autocad electricalNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

autocad ltNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

autocad map 3dNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

autocad mechanicalNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

autocad mepNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

autocad plant 3dNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

civil 3dNVD

Affected:>= 2022, < 2022.0.1Fixed in:2022.0.1CVE-2021-27043derived from NVD

dwg trueviewNVD

Affected:>= 2022, < 2022.1.1Fixed in:2022.1.1CVE-2021-27043derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

0.88%probability of exploitation in 30 days

55thpercentile

Moderate risk: more likely to be exploited than 55% of all known CVEs.

References

Vendor Advisory1

autodesk.com

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.