Vulnerability in OpenWRT firmware (CVE-2019-17367)

Summary

Vulnerability in OpenWRT firmware (CVE-2019-17367). Successful exploitation can lead to full system takeover.

Original description

The description as published by the source.

OpenWRT firmware version 18.06.4 is vulnerable to CSRF via wireless/radio0.network1, wireless/radio1.network1, firewall, firewall/zones, firewall/forwards, firewall/rules, network/wan, network/wan6, or network/lan under /cgi-bin/luci/admin/network/.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as CVE-2019-17367 has been found in OpenWRT firmware.
Successful exploitation can lead to full system takeover.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "OpenWRT firmware CVE-2019-17367" on the vendor's site.

CVE-2019-17367 (OpenWRT firmware)
Attack vector: remote (network-reachable) / unauthenticated
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

❓ What is the problem

A vulnerability (unclassified) exists in OpenWRT firmware.

📍 Affected scope

Check the vendor advisory for the affected versions of OpenWRT firmware.

🔥 Severity

Severity: ?. Successful exploitation can lead to full system takeover.

🔧 How to fix

Update to the patched release per vendor advisory.

🛡️ Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

🔍 Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

1
Identify exposure identify
```
Audit SBOM/dependencies for affected components.
```
資産台帳・SBOM・依存マニフェストで OpenWRT firmware を使っているサービスとバージョンを洗い出す。
2
Post-deployment verification verify
```
Confirm patched version is live in production
```
パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

References

patch github.com