Eclipse NextX Duo up to 6.4.3 Networking Support improper validation of specified index, position, or offset in input

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Eclipse NextX Duo up to 6.4.3. The affected element is an unknown function of the component Networking Support Module. The manipulation results in improper validation of specified index, position, or offset in input. This vulnerability is reported as CVE-2025-55086. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Eclipse NextX Duo up to 6.4.3. It has been classified as critical. Affected is an unknown code block of the component Networking Support Module. The manipulation with an unknown input leads to a improper validation of specified index, position, or offset in input vulnerability. CWE is classifying the issue as CWE-1285. The product receives input that is expected to specify an index, position, or offset into an indexable resource such as a buffer or file, but it does not validate or incorrectly validates that the specified index/position/offset has the required properties. This is going to have an impact on integrity, and availability. CVE summarizes:

In NetXDuo version before 6.4.4, a networking support module for Eclipse Foundation ThreadX, in the DHCPV6 client there was an unchecked index extracting the server DUID from the server reply. With a crafted packet, an attacker could cause an out of memory read.

The weakness was disclosed by ekleezg as GHSA-99pw-cp79-2j5j. The advisory is available at github.com. This vulnerability is traded as CVE-2025-55086 since 08/06/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

Upgrading to version 6.4.4 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

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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: 8.1
VulDB Meta Temp Score: 8.0

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper validation of specified index, position, or offset in input
CWE: CWE-1285
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: NextX Duo 6.4.4

Timelineinfo

08/06/2025 CVE reserved
10/20/2025 +75 days Advisory disclosed
10/20/2025 +0 days VulDB entry created
10/25/2025 +4 days VulDB entry last update

Sourcesinfo

Advisory: GHSA-99pw-cp79-2j5j
Researcher: ekleezg
Status: Confirmed

CVE: CVE-2025-55086 (🔒)
GCVE (CVE): GCVE-0-2025-55086
GCVE (VulDB): GCVE-100-329082

Entryinfo

Created: 10/20/2025 22:26
Updated: 10/25/2025 01:43
Changes: 10/20/2025 22:26 (68), 10/25/2025 01:43 (11)
Complete: 🔍
Cache ID: 216::103

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