SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-3526

In PHOENIX CONTACTs TC ROUTER and TC CLOUD CLIENT in versions prior to 2.07.2 as well as CLOUD CLIENT 1101T-TX/TX prior to 2.06.10 an unauthenticated remote attacker could use a reflective XSS within the license viewer page of the devices in order to…

CRITICAL 9.6EPSS 1.79%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In PHOENIX CONTACTs TC ROUTER and TC CLOUD CLIENT in versions prior to 2.07.2 as well as CLOUD CLIENT 1101T-TX/TX prior to 2.06.10 an unauthenticated remote attacker could use a reflective XSS within the license viewer page of the devices in order to execute code in the context of the user's browser.

CVSS 3.1
9.6 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
1.79% probability · 77th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
phoenixcontact/cloud client 1101t-tx firmware · phoenixcontact/tc cloud client 1002-4g att firmware · phoenixcontact/tc cloud client 1002-4g firmware · phoenixcontact/tc cloud client 1002-4g vzw firmware · phoenixcontact/tc router 3002t-4g att firmware · phoenixcontact/tc router 3002t-4g firmware · phoenixcontact/tc router 3002t-4g vzw firmware
Source
info@cert.vde.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.