CVE-2024-8889: tcp2rs\+ Input Validation Flaw (CVSS 9.3)

Description

Vulnerability in CIRCUTOR TCP2RS+ firmware version 1.3b, which could allow an attacker to modify any configuration value, even if the device has the user/password authentication option enabled, without authentication by sending packets through the UDP protocol and port 2000, deconfiguring the device and thus disabling its use. This equipment is at the end of its useful life cycle.

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CVSS v3.1 Score

9.3

CRITICAL

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

Weakness Type (CWE)

CWE-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
circutor	tcp2rs\+_firmware	All
circutor	tcp2rs\+	All

References

Other References

https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-circutor-products

Frequently Asked Questions

What is CVE-2024-8889? +

Vulnerability in CIRCUTOR TCP2RS+ firmware version 1.3b, which could allow an attacker to modify any configuration value, even if the device has the user/password authentication option enabled, without authentication by sending packets through the UDP protocol and port 2000, deconfiguring the device and thus disabling its use. This equipment is at the end of its useful life cycle. It has a CVSS v3.1 base score of 9.3 (CRITICAL).

How severe is CVE-2024-8889? +

CVE-2024-8889 has a CVSS v3.1 score of 9.3 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-8889? +

CVE-2024-8889 affects products from circutor, specifically: tcp2rs\+, tcp2rs\+_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-8889? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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