Bentley View 10.15.0.75 JT File Parser use after free

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Bentley View 10.15.0.75. Affected is an unknown function of the component JT File Parser. The manipulation leads to use after free. This vulnerability is listed as CVE-2021-34931. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Bentley View 10.15.0.75. This issue affects some unknown processing of the component JT File Parser. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.

The weakness was presented 01/14/2022. It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2021-34931 since 06/17/2021. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not 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: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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

06/17/2021 🔍
01/14/2022 +211 days 🔍
01/14/2022 +0 days 🔍
01/16/2022 +2 days 🔍

Sourcesinfo

Advisory: zerodayinitiative.com
Status: Confirmed

CVE: CVE-2021-34931 (🔍)
GCVE (CVE): GCVE-0-2021-34931
GCVE (VulDB): GCVE-100-190343

Entryinfo

Created: 01/14/2022 10:38
Updated: 01/16/2022 19:23
Changes: 01/14/2022 10:38 (47), 01/16/2022 19:16 (1), 01/16/2022 19:23 (18)
Complete: 🔍
Cache ID: 216::103

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