CVE-2021-46639
Assigner: zdi
Published: 2022-02-18T19:46:15
State: PUBLISHED
affected: product: MicroStation CONNECT
vendor: Bentley
versions: status: affected
version: 10.16.0.80
credits: value: Mat Powell of Trend Micro Zero Day Initiative
descriptions: value: This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley MicroStation CONNECT 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 DGN files. Crafted data in a DGN file can trigger a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-15511.
metrics: cvssV3_0: attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 7.8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
version: 3.0
problemTypes: descriptions: cweId: CWE-787
description: CWE-787: Out-of-bounds Write
type: CWE