FNKvision FNK-GU2 up to 40.1.7 MD5 /etc/shadow risky encryption

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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1.5$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in FNKvision FNK-GU2 up to 40.1.7. This affects an unknown part of the file /etc/shadow of the component MD5. This manipulation causes risky encryption. This vulnerability appears as CVE-2025-7214. It is feasible to perform the attack on the physical device. In addition, an exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in FNKvision FNK-GU2 up to 40.1.7. Affected by this vulnerability is some unknown functionality of the file /etc/shadow of the component MD5. The manipulation with an unknown input leads to a risky encryption vulnerability. The CWE definition for the vulnerability is CWE-327. The product uses a broken or risky cryptographic algorithm or protocol. As an impact it is known to affect confidentiality.

It is possible to read the advisory at medium.com. This vulnerability is known as CVE-2025-7214. The exploitation appears to be difficult. Attacking locally is a requirement. Additional levels of successful authentication are necessary for exploitation. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

It is possible to download the exploit at medium.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.

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

Productinfo

Vendor

Name

Version

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: 1.6
VulDB Meta Temp Score: 1.5

VulDB Base Score: 1.6
VulDB Temp Score: 1.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 1.6
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Risky encryption
CWE: CWE-327 / CWE-310
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: No

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

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

07/07/2025 Advisory disclosed
07/07/2025 +0 days VulDB entry created
07/09/2025 +2 days VulDB entry last update

Sourcesinfo

Advisory: medium.com
Status: Not defined

CVE: CVE-2025-7214 (🔒)
GCVE (CVE): GCVE-0-2025-7214
GCVE (VulDB): GCVE-100-315163
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/07/2025 15:24
Updated: 07/09/2025 14:33
Changes: 07/07/2025 15:24 (55), 07/09/2025 14:33 (29)
Complete: 🔍
Submitter: 0xHasta
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #608027: FNKvision FNK-GU2 Wireless IP Camera Firmware version 40.1.7 and prior Use of a Broken or Risky Cryptographic Algorithm (CWE-327) (by 0xHasta)

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

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