CVE-2020-25014: zyxel zld +1 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2020-25014

CVSS 9.8 · Critical EPSS 4,4%

Kerentanan Out-of-bounds Write pada zyxel zld, zyxel access points firmware. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

A stack-based buffer overflow in fbwifi_continue.cgi on Zyxel UTM and VPN series of gateways running firmware version V4.30 through to V4.55 allows remote unauthenticated attackers to execute arbitrary code via a crafted http packet.

Rincian

Terbit di NVD: 27 November 2020
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): 4,4% peluang dieksploitasi; lebih tinggi dari 91,1% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
zyxel	zld	Versi 4.30 hingga 4.55
zyxel	access points firmware	Semua versi hingga 6.10
zyxel	access points firmware	Versi 6.10
zyxel	access points firmware	Versi 6.10 patch1
zyxel	access points firmware	Versi 6.10 patch2
zyxel	access points firmware	Versi 6.10 patch3
zyxel	access points firmware	Versi 6.10 patch4
zyxel	access points firmware	Versi 6.10 patch5
zyxel	access points firmware	Versi 6.10 patch6
zyxel	access points firmware	Versi 6.10 patch7
zyxel	access points firmware	Semua versi

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://businessforum.zyxel.com/categories/security-news-and-release release notes · advisory vendor
https://www.zyxel.com/support/Zyxel-security-advisory-for-buffer-overflow-vulnerability.shtml advisory vendor

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.