CVE-2024-23911: cente ipv6 Out-of-bounds Read — Fix

Description

Out-of-bounds read vulnerability caused by improper checking of the option length values in IPv6 NDP packets exists in Cente middleware TCP/IP Network Series, which may allow an unauthenticated attacker to stop the device operations by sending a specially crafted packet.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
nxtech	cente_ipv6	< 1.51
nxtech	cente_ipv6_snmpv2	< 2.30
nxtech	cente_ipv6_snmpv3	< 2.30

References

Advisories & Patches

https://www.cente.jp/obstacle/4960/ https://www.cente.jp/obstacle/4960/

Other References

https://jvn.jp/en/vu/JVNVU94016877/ https://jvn.jp/en/vu/JVNVU94016877/

Frequently Asked Questions

What is CVE-2024-23911? +

Out-of-bounds read vulnerability caused by improper checking of the option length values in IPv6 NDP packets exists in Cente middleware TCP/IP Network Series, which may allow an unauthenticated attacker to stop the device operations by sending a specially crafted packet. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2024-23911? +

CVE-2024-23911 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-23911? +

CVE-2024-23911 affects products from nxtech, specifically: cente_ipv6, cente_ipv6_snmpv2, cente_ipv6_snmpv3. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-23911? +

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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