7.8

CVE-2021-46570: bentley microstation Use of Uninitialized Variable

CVSS: 7.8v3.0HighModified
Published 18-02-2022Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2021-46570 is a high (CVSS 7.8) Use of Uninitialized Variable vulnerability in bentley microstation. EPSS estimates a 2.11% chance of exploitation in the next 30 days, higher than 81.6% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.0 (CVE.org)
EPSS score
2.11%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 18-02-2022
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley View 10.16.0.80. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of JT files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-15364.

CVSS metrics

4 scores · 2 sources · 3 versions

EPSS trend

Probability

2.11%

Chance of exploitation in the next 30 days

Percentile

82%

Versus all other CVEs

30-day change

0.00 pp

From 2.11% on 21-09-2026

21-09-202621-10-2026
EPSS score
2.11%

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

Bentley3 products

1 vendor · 3 products

References

2 links