How severe is CVE-2024-50696?

CVE-2024-50696 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2024-50696 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-50696?

CVE-2024-50696 affects Sungrowpower Winet-s Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-50696?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-50696 have an EU (EUVD) identifier?

Yes. CVE-2024-50696 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-5292.

When was CVE-2024-50696 published?

CVE-2024-50696 was published on 2025-02-26 and last updated on 2026-06-17.

CVE-2024-50696

CVE-2024-50696 is a high-severity vulnerability in Sungrowpower Winet-s Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-494.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-5292
Weakness: CWE-494
Affected product: Sungrowpower Winet-s Firmware
Published: 2025-02-26
Last modified: 2026-06-17

Description

SunGrow WiNet-S V200.001.00.P025 and earlier versions is missing integrity checks for firmware upgrades. Sending a specific MQTT message allows an update to an inverter or a WiNet connectivity dongle with a bogus firmware file that is located on attacker-controlled server.

Frequently asked questions

What is CVE-2024-50696?: SunGrow WiNet-S V200.001.00.P025 and earlier versions is missing integrity checks for firmware upgrades. Sending a specific MQTT message allows an update to an inverter or a WiNet connectivity dongle with a bogus firmware file that is located on attacker-controlled server.
How severe is CVE-2024-50696?: CVE-2024-50696 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2024-50696 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-50696?: CVE-2024-50696 affects Sungrowpower Winet-s Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-50696?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-50696 have an EU (EUVD) identifier?: Yes. CVE-2024-50696 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-5292.
When was CVE-2024-50696 published?: CVE-2024-50696 was published on 2025-02-26 and last updated on 2026-06-17.

References

https://en.sungrowpower.com/security-notice-detail-2/6140

Affected products (1)

cpe:2.3:o:sungrowpower:winet-s_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Sungrowpower Winet-s Firmware

CVE-2024-50698 — Critical (CVSS 9.8): SunGrow WiNet-SV200.001.00.P027 and earlier versions is vulnerable to heap-based buffer overflow due to bounds checks…
CVE-2024-50695 — Critical (CVSS 9.8): SunGrow WiNet-SV200.001.00.P027 and earlier versions is vulnerable to stack-based buffer overflow when parsing MQTT…
CVE-2024-50694 — Critical (CVSS 9.8): In SunGrow WiNet-SV200.001.00.P027 and earlier versions, when copying the timestamp read from an MQTT message, the…
CVE-2024-50697 — High (CVSS 8.1): In SunGrow WiNet-SV200.001.00.P027 and earlier versions, when decrypting MQTT messages, the code that parses specific…
CVE-2024-50690 — Medium (CVSS 6.5): SunGrow WiNet-SV200.001.00.P027 and earlier versions contains a hardcoded password that can be used to decrypt all…
CVE-2024-50692 — Medium (CVSS 5.4): SunGrow WiNet-SV200.001.00.P027 and earlier versions contains hardcoded MQTT credentials that allow an attacker to send…

All CVEs affecting Sungrowpower Winet-s Firmware →

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