CVE-2021-34871

Katalog CVE

CVSS 7.8 · High EPSS 2,0%

Kerentanan Heap-based Buffer Overflow pada bentley view, bentley microstation. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley View 10.15.0.75. 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 BMP files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14695.

Rincian

Terbit di NVD

13 Januari 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.8 (High), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-122: Heap-based Buffer Overflow
CWE-787: Out-of-bounds Write

EPSS (30 hari)

2,0% peluang dieksploitasi; lebih tinggi dari 80,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0002 advisory vendor
• https://www.zerodayinitiative.com/advisories/ZDI-21-1459/ advisory pihak ketiga · vdb entry