VDB-293414 · CVE-2024-50694 · GCVE-0-2024-50694

SunGrow WiNet up to 200.001.00.P027 MQTT Message stack-based overflow

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in SunGrow WiNet up to 200.001.00.P027. Affected by this vulnerability is an unknown functionality of the component MQTT Message Handler. Such manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2024-50694. There is no exploit available.

Detailsinfo

A vulnerability was found in SunGrow WiNet up to 200.001.00.P027 and classified as critical. Affected by this issue is some unknown functionality of the component MQTT Message Handler. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

In SunGrow WiNet-SV200.001.00.P027 and earlier versions, when copying the timestamp read from an MQTT message, the underlying code does not check the bounds of the buffer that is used to store the message. This may lead to a stack-based buffer overflow.

The advisory is available at en.sungrowpower.com. This vulnerability is handled as CVE-2024-50694 since 10/28/2024. The exploitation is known to be easy. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/25/2025).

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

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Productinfo

Vendor

SunGrow

Name

WiNet

Version

200.001.00.P027

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: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

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

10/28/2024 🔍
01/25/2025 +89 days 🔍
01/25/2025 +0 days 🔍
01/25/2025 +0 days 🔍

Sourcesinfo

Advisory: en.sungrowpower.com
Status: Confirmed

CVE: CVE-2024-50694 (🔍)
GCVE (CVE): GCVE-0-2024-50694
GCVE (VulDB): GCVE-100-293414

Entryinfo

Created: 01/25/2025 06:30
Changes: 01/25/2025 06:30 (53)
Complete: 🔍
Cache ID: 216::103