CVE-2021-27254

Katalog CVE

CVSS 8.8 · High EPSS 0,52%

Kerentanan Use of Hard-coded Password pada netgear br200 firmware, netgear br500 firmware +41 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R7800. Authentication is not required to exploit this vulnerability. The specific flaw exists within the apply_save.cgi endpoint. This issue results from the use of hard-coded encryption key. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-12287.

Rincian

Terbit di NVD

5 Maret 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-259: Use of Hard-coded Password
CWE-798: Use of Hard-coded Credentials

EPSS (30 hari)

0,52% peluang dieksploitasi; lebih tinggi dari 42,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://kb.netgear.com/000062883/Security-Advisory-for-Multiple-Vulnerabilities-on-Some-Routers-Satellites-and... patch · advisory vendor
• https://www.zerodayinitiative.com/advisories/ZDI-21-252/ advisory pihak ketiga · vdb entry