What is CVE-2017-17757?

CVE-2017-17757 is a high-severity vulnerability in TP-Link Tl-War1200l, classified under OS Command Injection. CVSS score: 8.8/10. Published 2017-12-19.

How severe is CVE-2017-17757?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in TP-Link Tl-War1200l

CVE-2017-17757

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/wportal command to cgi-bin/luci, related to the get_device_byif function in /usr/lib/lua/luci/controller/admin/wportal.lua in uhttpd.

Vulnerability class: Command Injection (OS Command Injection)

Published 2017-12-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.027 (85.7th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

github.com/L1ZhaoXin/Router-Vulnerability-Research/blob/master/Tplink_LUCI_Wech… (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2017-17757?: CVE-2017-17757 is a high-severity vulnerability in TP-Link Tl-War1200l, classified under OS Command Injection. CVSS score: 8.8/10. Published 2017-12-19.
How severe is CVE-2017-17757?: High severity. CVSS v3 base score is 8.8 out of 10.