Buffer overflow in Autodesk Navisworks

CVE-2021-27046

A Memory Corruption vulnerability for PDF files in Autodesk Navisworks 2019, 2020, 2021, 2022 may lead to code execution through maliciously crafted DLL files.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (20.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-27046: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Autodesk Navisworks — versions 2019, 2020, 2021
  • Autodesk Navisworks — versions 2019, 2020, 2021, 2022

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-27046?
CVE-2021-27046 is a high-severity vulnerability in Autodesk Navisworks, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-09-15.
How severe is CVE-2021-27046?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2021-27046 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.