How severe is CVE-2023-3206?

CVE-2023-3206 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2023-3206 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3206?

CVE-2023-3206 affects Feiyuxing Vec40g Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3206?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-3206 published?

CVE-2023-3206 was published on 2023-06-12 and last updated on 2026-06-17.

CVE-2023-3206

CVE-2023-3206 is a medium-severity vulnerability in Feiyuxing Vec40g Firmware with a CVSS 3.x base score of 5.3. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-77.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 19% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Feiyuxing Vec40g Firmware
Published: 2023-06-12
Last modified: 2026-06-17

Description

A vulnerability classified as problematic was found in Chengdu VEC40G 3.0. Affected by this vulnerability is an unknown functionality of the file /send_order.cgi?parameter=restart. The manipulation of the argument restart with the input reboot leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-231229 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2023-3206?: A vulnerability classified as problematic was found in Chengdu VEC40G 3.0. Affected by this vulnerability is an unknown functionality of the file /send_order.cgi?parameter=restart. The manipulation of the argument restart with the input reboot leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-231229 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2023-3206?: CVE-2023-3206 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2023-3206 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3206?: CVE-2023-3206 affects Feiyuxing Vec40g Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3206?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3206 published?: CVE-2023-3206 was published on 2023-06-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:feiyuxing:vec40g_firmware:3.0:*:*:*:*:*:*:*

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