Bentley MicroStation CONNECT 10.16.0.80 JT File Parser out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Bentley MicroStation CONNECT 10.16.0.80. This affects an unknown function of the component JT File Parser. The manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2021-46634. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Bentley MicroStation CONNECT 10.16.0.80. Affected is an unknown part of the component JT File Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 02/19/2022. The advisory is shared for download at zerodayinitiative.com. This vulnerability is traded as CVE-2021-46634 since 01/26/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (Zero Day Initiative): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/26/2022 🔍
02/19/2022 +24 days 🔍
02/19/2022 +0 days 🔍
02/19/2022 +0 days 🔍

Sourcesinfo

Advisory: zerodayinitiative.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-46634 (🔍)
GCVE (CVE): GCVE-0-2021-46634
GCVE (VulDB): GCVE-100-193476

Entryinfo

Created: 02/19/2022 10:16
Changes: 02/19/2022 10:16 (49)
Complete: 🔍
Cache ID: 216::103

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