YoSmart YoLink API up to 2025-10-02 generation of predictable numbers or identifiers

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in YoSmart YoLink API up to 2025-10-02. This issue affects some unknown processing. Such manipulation leads to generation of predictable numbers or identifiers. This vulnerability is referenced as CVE-2025-59452. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in YoSmart YoLink API up to 2025-10-02. It has been rated as problematic. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a generation of predictable numbers or identifiers vulnerability. Using CWE to declare the problem leads to CWE-340. The product uses a scheme that generates numbers or identifiers that are more predictable than required. Impacted is confidentiality. CVE summarizes:

The YoSmart YoLink API through 2025-10-02 uses an endpoint URL that is derived from a device's MAC address along with an MD5 hash of non-secret information, such as a key that begins with cf50.

The advisory is shared for download at bishopfox.com. This vulnerability is handled as CVE-2025-59452 since 09/16/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.001.

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

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

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.8
CNA Vector (MITRE): 🔒

CVSSv2info

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

Exploitinginfo

Class: Generation of predictable numbers or identifiers
CWE: CWE-340 / CWE-331 / CWE-330
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

09/16/2025 CVE reserved
10/07/2025 +21 days Advisory disclosed
10/07/2025 +0 days VulDB entry created
10/07/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: bishopfox.com
Status: Not defined

CVE: CVE-2025-59452 (🔒)
GCVE (CVE): GCVE-0-2025-59452
GCVE (VulDB): GCVE-100-327320

Entryinfo

Created: 10/07/2025 04:56
Changes: 10/07/2025 04:56 (61)
Complete: 🔍
Cache ID: 216::103

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