How severe is CVE-2023-2522?

CVE-2023-2522 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-2522 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 36% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-2522?

CVE-2023-2522 affects Feiyuxing Vec40g Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-2522?

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

When was CVE-2023-2522 published?

CVE-2023-2522 was published on 2023-05-04 and last updated on 2026-06-17.

CVE-2023-2522

CVE-2023-2522 is a medium-severity vulnerability in Feiyuxing Vec40g Firmware with a CVSS 3.x base score of 4.7. Its EPSS exploit-prediction score of 36% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 5.8
EPSS exploit prediction: 36% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Feiyuxing Vec40g Firmware
Published: 2023-05-04
Last modified: 2026-06-17

Description

A vulnerability was found in Chengdu VEC40G 3.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /send_order.cgi?parameter=access_detect of the component Network Detection. The manipulation of the argument COUNT with the input 3 | netstat -an leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-228013 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-2023-2522?: A vulnerability was found in Chengdu VEC40G 3.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /send_order.cgi?parameter=access_detect of the component Network Detection. The manipulation of the argument COUNT with the input 3 | netstat -an leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-228013 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-2023-2522?: CVE-2023-2522 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-2522 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 36% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-2522?: CVE-2023-2522 affects Feiyuxing Vec40g Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-2522?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-2522 published?: CVE-2023-2522 was published on 2023-05-04 and last updated on 2026-06-17.

References

Affected products (1)

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

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