SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-11320

Persistent XSS through the SSID of nearby Wi-Fi devices on Technicolor TC7337 routers 08.89.17.20.00 allows an attacker to cause DNS Poisoning and steal credentials from the router.

EXPLOITMEDIUM 6.1EPSS 1.81%

Does this matter?

A public exploit is published in Exploit-DB, so the technical barrier is gone even though the severity is medium and EPSS is 1.8%. Treat it as high on anything reachable from the internet.

Description

Persistent XSS through the SSID of nearby Wi-Fi devices on Technicolor TC7337 routers 08.89.17.20.00 allows an attacker to cause DNS Poisoning and steal credentials from the router.

CVSS 3.0
6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.81% probability · 79th percentile
Public exploits
1 in Exploit-DB · first 3 August 2017
CISA KEV
Not listed
Weakness
CWE-79
Affected
technicolor/tc7337 firmware
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 1.81%27 October 202627 October 2026

EPSS 1.8% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-42427source ↗Technicolor TC7337 - 'SSID' Persistent Cross-Site Scriptinghardware · Geolado gioladowebapps3 August 2017no

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.