CVE-2021-27275

Katalog CVE

CVSS 8.3 · High EPSS 73,3%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada netgear prosafe network management system. Skor CVSS 3.1 8.3 (High) menurut NVD.

Deskripsi (NVD)

This vulnerability allows remote attackers to disclose sensitive information and delete arbitrary files on affected installations of NETGEAR ProSAFE Network Management System 1.6.0.26. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the ConfigFileController class. When parsing the realName parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose sensitive information or to create a denial-of-service condition on the system. Was ZDI-CAN-12125.

Rincian

Terbit di NVD

29 Maret 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

EPSS (30 hari)

73,3% peluang dieksploitasi; lebih tinggi dari 99,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://kb.netgear.com/000062687/Security-Advisory-for-Denial-of-Service-on-NMS300-PSV-2020-0561 advisory vendor
• https://www.zerodayinitiative.com/advisories/ZDI-21-358/ advisory pihak ketiga · vdb entry