7.8

CVE-2022-40201: bentley systems microstation connect Stack-based Buffer Overflow

CVSS: 7.8v3.1HighModified
Published 06-01-2023Last modified 13-02-2025
Open JSON

Vulnerability summary

CVE-2022-40201 is a high (CVSS 7.8) Stack-based Buffer Overflow vulnerability in bentley systems microstation connect. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 27.5% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.35%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 06-01-2023
    PublishedVulnerability first disclosed.
  2. 13-02-2025
    Last modifiedVulnerability information updated.

Description

Bentley Systems MicroStation Connect versions 10.17.0.209 and prior are vulnerable to a Stack-Based Buffer Overflow when a malformed design (DGN) file is parsed. This may allow an attacker to execute arbitrary code.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.35%

Chance of exploitation in the next 30 days

Percentile

28%

Versus all other CVEs

30-day change

+0.02 pp

From 0.33% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.35%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Bentley1 product
Bentley systems1 product

2 vendors · 2 products

References

2 links