CVE-2021-25832

Katalog CVE

CVSS 9.8 · Critical EPSS 12,6%

Kerentanan Out-of-bounds Write pada onlyoffice document server. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

A heap buffer overflow vulnerability inside of BMP image processing was found at [core] module of ONLYOFFICE DocumentServer v4.0.0-9-v6.0.0. Using this vulnerability, an attacker is able to gain remote code executions on DocumentServer.

Rincian

Terbit di NVD

1 Maret 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

12,6% peluang dieksploitasi; lebih tinggi dari 96,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/ONLYOFFICE/core product · advisory vendor
• https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L424 advisory vendor
• https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L428 advisory vendor
• https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/DesktopEditor/cximage/CxImage/ximabmp.cpp#L354 advisory vendor
• https://github.com/ONLYOFFICE/core/blob/v6.0.1.15/DesktopEditor/cximage/CxImage/ximabmp.cpp#L358 advisory vendor
• https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25832 exploit · advisory pihak ketiga
• https://github.com/ONLYOFFICE/DocumentServer product