CVE-2021-27372

CRITICAL

Realtek xPON RTL9601D SDK 1.9 - Privilege Escalation

Title source: llm

Description

Realtek xPON RTL9601D SDK 1.9 stores passwords in plaintext which may allow attackers to possibly gain access to the device with root permissions via the build-in network monitoring tool and execute arbitrary commands.

References (1)

[Vendor Advisory] https://www.realtek.com/images/safe-report/RTL9601D_CVE-2021-27372.pdf

Scores

CVSS v3 9.8

EPSS 0.0032

EPSS Percentile 54.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-522

Status published

Affected Products (1)

realtek/xpon_rtl9601d_software_development_kit

Timeline

Published Mar 25, 2021

Tracked Since Feb 18, 2026