CVE-2023-3526

CRITICALCVSS 9.6/10EPSS 1.58%

Last modified

CVE-2023-3526 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. 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.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.6/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS Probability
1.58%

72.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
PhoenixcontactCloud Client 1101t-Tx Firmware< 2.06.10
PhoenixcontactTc Cloud Client 1002-4g Att Firmware< 2.07.2
PhoenixcontactTc Cloud Client 1002-4g Firmware< 2.07.2
PhoenixcontactTc Cloud Client 1002-4g Vzw Firmware< 2.07.2
PhoenixcontactTc Router 3002t-4g Att Firmware< 2.07.2
PhoenixcontactTc Router 3002t-4g Firmware< 2.07.2
PhoenixcontactTc Router 3002t-4g Vzw Firmware< 2.07.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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 execute code in the context of the user's browser.
How severe is CVE-2023-3526?
CVE-2023-3526 has a CVSS score of 9.6/10 (CRITICAL severity). The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.
How do I fix CVE-2023-3526?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-3526?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST