PT-2020-8983 · Asus · Asuswrt-Merlin+1

Published 2020-02-27 · Updated 2020-03-04 · CVE-2018-8877

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Asuswrt-Merlin firmware versions prior to 384.4 ASUS firmware versions prior to 3.0.0.4.382.50470

Description The issue allows remote attackers to acquire information on internal network IP address ranges. This is done by reading the new lan ip variable on the "error page.htm" page.

Recommendations For Asuswrt-Merlin firmware versions prior to 384.4, update to version 384.4 or later. For ASUS firmware versions prior to 3.0.0.4.382.50470, update to version 3.0.0.4.382.50470 or later. As a temporary workaround, consider restricting access to the "error page.htm" page to minimize the risk of exploitation.

Exploit

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2018-8877

Affected Products

Asus Firmware

Asuswrt-Merlin

References · 4

• 🔥 https://github.com/outofhere/Research/blob/master/2018/Asus/cve_notes.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-8877 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8877 · Vendor Advisory
• https://t.me/cibsecurity/10153 · Telegram Post