Eclipse NetX Duo up to 6.4.3 Networking Support _nx_icmpv6_validate_options out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Eclipse NetX Duo up to 6.4.3. It has been classified as problematic. The impacted element is the function _nx_icmpv6_validate_options of the component Networking Support Module. The manipulation leads to out-of-bounds. This vulnerability is uniquely identified as CVE-2025-55094. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Eclipse NetX Duo up to 6.4.3. This issue affects the function _nx_icmpv6_validate_options of the component Networking Support Module. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality. The summary by CVE is:

In NetX Duo before 6.4.4, the networking support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in _nx_icmpv6_validate_options() when handling a packet with ICMP6 options.

The weakness was disclosed by Justin Stauffer and Ilja Van Sprundel. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2025-55094 since 08/06/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 6.4.4 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: NetX Duo 6.4.4

Timelineinfo

08/06/2025 CVE reserved
10/17/2025 +72 days Advisory disclosed
10/17/2025 +0 days VulDB entry created
10/25/2025 +7 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Researcher: Justin Stauffer, Ilja Van Sprundel
Status: Confirmed

CVE: CVE-2025-55094 (🔒)
GCVE (CVE): GCVE-0-2025-55094
GCVE (VulDB): GCVE-100-328907

Entryinfo

Created: 10/17/2025 08:06
Updated: 10/25/2025 00:38
Changes: 10/17/2025 08:06 (69), 10/25/2025 00:38 (11)
Complete: 🔍
Cache ID: 216::103

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