Huawei EG8141A5/EG8145V5/EG8145V5-V2 authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
3.8$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Huawei EG8141A5, EG8145V5 and EG8145V5-V2. The impacted element is an unknown function. Performing a manipulation results in authorization. This vulnerability is identified as CVE-2025-49599. The attack can only be performed from the local network. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Huawei EG8141A5, EG8145V5 and EG8145V5-V2 (affected version unknown). This affects an unknown functionality. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. This is going to have an impact on integrity. The summary by CVE is:

Huawei EG8141A5 devices through V5R019C00S100, EG8145V5 devices through V5R019C00S100, and EG8145V5-V2 devices through V5R021C00S184 allow the Epuser account to disable ONT firewall functionality, e.g., to remove the default blocking of the SSH and TELNET TCP ports, aka HWNO-56Q3.

It is possible to read the advisory at youtube.com. This vulnerability is uniquely identified as CVE-2025-49599 since 06/06/2025. The exploitability is told to be easy. The attack can only be done within the local network. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/07/2025).

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-2025-17329). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

Video

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.8

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

CNA Base Score: 4.1
CNA Vector (MITRE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

06/06/2025 🔍
06/06/2025 +0 days 🔍
06/06/2025 +0 days 🔍
06/07/2025 +1 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: youtube.com
Status: Not defined

CVE: CVE-2025-49599 (🔍)
GCVE (CVE): GCVE-0-2025-49599
GCVE (VulDB): GCVE-100-311571
EUVD: 🔍

Entryinfo

Created: 06/06/2025 22:06
Updated: 06/07/2025 05:37
Changes: 06/06/2025 22:06 (60), 06/07/2025 05:37 (1)
Complete: 🔍
Cache ID: 216::103

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

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