SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-40156

A maliciously crafted DWG file in Autodesk Navisworks 2019, 2020, 2021, 2022 can be forced to write beyond allocated boundaries when parsing the DWG files.

HIGH 7.8EPSS 0.99%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.99% probability · 61th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
autodesk/navisworks
Source
psirt@autodesk.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.