CVE-2020-13544

Katalog CVE

CVSS 7.8 · High EPSS 1,6%

Kerentanan Unexpected Sign Extension pada softmaker office. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

An exploitable sign extension vulnerability exists in the TextMaker document parsing functionality of SoftMaker Office 2021’s TextMaker application. A specially crafted document can cause the document parser to sign-extend a length used to terminate a loop, which can later result in the loop’s index being used to write outside the bounds of a heap buffer during the reading of file data. An attacker can entice the victim to open a document to trigger this vulnerability.

Rincian

Terbit di NVD

6 Januari 2021

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-194: Unexpected Sign Extension
CWE-681: Incorrect Conversion between Numeric Types

EPSS (30 hari)

1,6% peluang dieksploitasi; lebih tinggi dari 75,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://talosintelligence.com/vulnerability_reports/TALOS-2020-1161 exploit · advisory pihak ketiga