CVE-2019-25627: flexhex

csirt@kutim:~/threat-intel/cve/CVE-2019-25627

CVSS 7.8 · High EPSS 0,26%

Kerentanan Unrestricted Upload of File with Dangerous Type pada flexhex. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

FlexHEX 2.71 contains a local buffer overflow vulnerability in the Stream Name field that allows local attackers to execute arbitrary code by triggering a structured exception handler (SEH) overflow. Attackers can craft a malicious text file with carefully aligned shellcode and SEH chain pointers, paste the contents into the Stream Name dialog, and execute arbitrary commands like calc.exe when the exception handler is triggered.

Rincian

Terbit di NVD: 24 Maret 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 7.8 (High), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-434: Unrestricted Upload of File with Dangerous Type
EPSS (30 hari): 0,26% peluang dieksploitasi; lebih tinggi dari 16,1% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
flexhex	flexhex	Versi 2.71

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.vulncheck.com/advisories/flexhex-local-buffer-overflow-via-seh-unicode advisory pihak ketiga
https://www.exploit-db.com/exploits/46665 exploit · vdb entry
http://www.flexhex.com broken link · product
http://www.flexhex.com/download/flexhex_setup.exe broken link · product

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.