OS Command Injection in Tp Link Tl Wvr450L Firmware (CVE-2017-17758, CVSS 8.8)

Summary

OS command injection in Tp Link Tl Wvr450L Firmware (CVE-2017-17758). Successful exploitation can lead to full system takeover.

Original description

The description as published by the source.

TP-Link TL-WVR and TL-WAR devices allow remote authenticated users to execute arbitrary commands via shell metacharacters in the interface field of an admin/dhcps command to cgi-bin/luci, related to the zone_get_iface_bydev function in /usr/lib/lua/luci/controller/admin/dhcps.lua in uhttpd.

Source: NIST National Vulnerability Database NVD

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-2017-17758 has been found in Tp Link Tl Wvr450L Firmware.
Successful exploitation can lead to full system takeover. CVSS score: 8.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Tp Link Tl Wvr450L Firmware CVE-2017-17758" on the vendor's site.

CVE-2017-17758 (Tp Link Tl Wvr450L Firmware) — CWE-78 / CVSS v3 8.8
Attack vector: remote (network-reachable) / no user interaction
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

OS command injection (CWE-78) exists in Tp Link Tl Wvr450L Firmware.

📍 Affected scope

Check the vendor advisory for the affected versions of Tp Link Tl Wvr450L Firmware.

🔥 Severity

Severity: High (CVSS 8.8/10). 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 Tp Link Tl Wvr450L 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

exploit github.com