VDB-333816 · Submit #692061 · CVE-2025-13806

nutzam NutzBoot up to 2.6.0-SNAPSHOT Transaction API EthModule.java from/to/wei improper authorization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in nutzam NutzBoot up to 2.6.0-SNAPSHOT. Affected is an unknown function of the file nutzboot-demo/nutzboot-demo-simple/nutzboot-demo-simple-web3j/src/main/java/io/nutz/demo/simple/module/EthModule.java of the component Transaction API. The manipulation of the argument from/to/wei results in improper authorization. This vulnerability is identified as CVE-2025-13806. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in nutzam NutzBoot up to 2.6.0-SNAPSHOT. It has been classified as critical. Affected is an unknown function of the file nutzboot-demo/nutzboot-demo-simple/nutzboot-demo-simple-web3j/src/main/java/io/nutz/demo/simple/module/EthModule.java of the component Transaction API. The manipulation of the argument from/to/wei with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2025-13806. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1548.002.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at CNNVD (CNNVD-202512-140) and EUVD (EUVD-2025-199955). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

nutzam

Name

NutzBoot

Version

2.6.0-SNAPSHOT

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: 7.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CNA Base Score: 7.3
CNA Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/30/2025 Advisory disclosed
11/30/2025 +0 days VulDB entry created
12/30/2025 +30 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2025-13806 (🔒)
GCVE (CVE): GCVE-0-2025-13806
GCVE (VulDB): GCVE-100-333816
EUVD: 🔒
CNNVD: CNNVD-202512-140 - NutzBoot 安全漏洞

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/30/2025 15:18
Updated: 12/30/2025 18:59
Changes: 11/30/2025 15:18 (56), 12/01/2025 08:00 (30), 12/01/2025 11:47 (1), 12/02/2025 17:14 (6), 12/30/2025 18:59 (11)
Complete: 🔍
Submitter: sh7err03
Cache ID: 216::103

Submitinfo

Accepted

Submit #692061: NutzBoot project (Nutz community) NutzBoot (Web3j starter + demo module) NutzBoot 2.6.0-SNAPSHOT Improper Access Control (Unauthenticated transaction API) (by sh7err03)

VulDB is the best source for vulnerability data and more expert information about this specific topic.