HOMEVULNERABILITIESCVE-2021-27040
LOW

CVE-2021-27040

CWE-125Published: June 25, 2021· Updated: Jun 17, 2026

3.3
CVSS v3.1

Official Description

A maliciously crafted DWG file can be forced to read beyond allocated boundaries when parsing the DWG file. This vulnerability can be exploited to execute arbitrary code.

NVD Source

Technical Analysis

CVE-2021-27040 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Affected Vendors & Products

autodesk11 product(s)
advance steelautocadautocad architectureautocad electricalautocad ltautocad map 3dautocad mechanicalautocad mepautocad plant 3dcivil 3ddwg trueview
iconics1 product(s)
genesis64
mitsubishielectric1 product(s)
mc works64
Source: NVD CPE · 13 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (10)

Quick Facts

CVE IDCVE-2021-27040
CVSS Score3.3 / 10
SeverityLOW
WeaknessCWE-125
CISA KEVNo
Affected3 vendor(s)
PublishedJun 25, 2021

Related CVEs (CWE-125)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2021-27040 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.