What is the CVSS score of CVE-2024-50697?

CVE-2024-50697 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Which versions of Winet S Firmware are affected by CVE-2024-50697?

Organizations using SunGrow WiNet-SV200.001.00.P027 and earlier face notable risk from CVE-2024-50697, a buffer overflow vulnerability rated CVSS 8.1.

How to fix or mitigate CVE-2024-50697?

Within 30 days: Identify all affected systems running SunGrow WiNet-SV200.001.00.P027 and earlier and apply vendor patches as part of regular patch cycle. If patching is delayed, consider network segmentation to limit exposure.

Winet S Firmware CVE-2024-50697

HIGH

Classic Buffer Overflow (CWE-120)

2025-01-24 cve@mitre.org

Buffer Overflow Winet S Firmware

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:05 vuln.today

CVE Published

Jan 24, 2025 - 23:15 nvd

HIGH 8.1

DescriptionCVE.org

In SunGrow WiNet-SV200.001.00.P027 and earlier versions, when decrypting MQTT messages, the code that parses specific TLV fields does not have sufficient bounds checks. This may result in a stack-based buffer overflow.

AnalysisAI

In SunGrow WiNet-SV200.001.00.P027 and earlier versions, when decrypting MQTT messages, the code that parses specific TLV fields does not have sufficient bounds checks. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. In SunGrow WiNet-SV200.001.00.P027 and earlier versions, when decrypting MQTT messages, the code that parses specific TLV fields does not have sufficient bounds checks. This may result in a stack-based buffer overflow. Affected products include: Sungrowpower Winet-S Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.