ZTE MU5250 BD_FLYMODEMV1.0.0B27 Configuration information disclosure

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 (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in ZTE MU5250 BD_FLYMODEMV1.0.0B27. Impacted is an unknown function of the component Configuration Handler. This manipulation causes information disclosure. This vulnerability is handled as CVE-2026-44409. The attack can only be done within the local network. There is not any exploit available.

Detailsinfo

A vulnerability has been found in ZTE MU5250 BD_FLYMODEMV1.0.0B27 and classified as problematic. Affected by this vulnerability is some unknown processing of the component Configuration Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

There is an an information disclosure vulnerability in ZTE MU5250. Due to improper configuration of the access control mechanism, attackers can obtain information without authorization, causing the risk of information disclosure.

The weakness was released by Duc Anh Nguyen. The advisory is shared at support.zte.com.cn. This vulnerability is known as CVE-2026-44409 since 05/06/2026. The exploitation appears to be easy. Access to the local network is required for this attack to succeed. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

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 vulnerability database at EUVD (EUVD-2026-31408). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CNA Base Score: 5.7
CNA Vector (zte): 🔒

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/06/2026 CVE reserved
05/22/2026 +16 days Advisory disclosed
05/22/2026 +0 days VulDB entry created
06/06/2026 +15 days VulDB entry last update

Sourcesinfo

Vendor: zte.com.cn

Advisory: support.zte.com.cn
Researcher: Duc Anh Nguyen
Status: Confirmed

CVE: CVE-2026-44409 (🔒)
GCVE (CVE): GCVE-0-2026-44409
GCVE (VulDB): GCVE-100-365161
EUVD: 🔒

Entryinfo

Created: 05/22/2026 07:34
Updated: 06/06/2026 22:27
Changes: 05/22/2026 07:34 (63), 05/22/2026 11:39 (1), 06/06/2026 22:27 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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