PT-2020-12952 · Xiaomi · Xiaomi Router Ax3600

Published 2020-06-24 · Updated 2020-06-30 · CVE-2020-11960

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Xiaomi router R3600 ROM versions prior to 1.0.50

Description The issue arises when checking a backup file in the c upload interface, allowing an attacker to extract malicious files under any location in /tmp. This can lead to possible remote code execution (RCE) and denial of service (DoS).

Recommendations For versions prior to 1.0.50, update to version 1.0.50 or later to resolve the issue. As a temporary workaround, consider restricting access to the c upload interface until a patch is applied. Avoid using the c upload interface for backup file checks until the issue is resolved.

Fix

Related Identifiers

CVE-2020-11960

Affected Products

Xiaomi Router Ax3600

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2020-11960 · Security Note
• https://privacy.mi.com/trust#/security/vulnerability-management/vulnerability-announcement/detail?id=15 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-11960 · Vendor Advisory