How severe is CVE-2023-40850?

CVE-2023-40850 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 high, integrity none, and availability none.

Is CVE-2023-40850 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40850?

CVE-2023-40850 affects Netentsec Ns-asg Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-40850?

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.

When was CVE-2023-40850 published?

CVE-2023-40850 was published on 2023-09-13 and last updated on 2026-06-17.

CVE-2023-40850

CVE-2023-40850 is a high-severity vulnerability in Netentsec Ns-asg 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Netentsec Ns-asg Firmware
Published: 2023-09-13
Last modified: 2026-06-17

Description

netentsec NS-ASG 6.3 is vulnerable to Incorrect Access Control. There is a file leak in the website source code of the application security gateway.

Frequently asked questions

What is CVE-2023-40850?: netentsec NS-ASG 6.3 is vulnerable to Incorrect Access Control. There is a file leak in the website source code of the application security gateway.
How severe is CVE-2023-40850?: CVE-2023-40850 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 high, integrity none, and availability none.
Is CVE-2023-40850 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40850?: CVE-2023-40850 affects Netentsec Ns-asg Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-40850?: 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.
When was CVE-2023-40850 published?: CVE-2023-40850 was published on 2023-09-13 and last updated on 2026-06-17.

References

https://github.com/flyyue2001/cve/blob/main/NS-ASG-bak-leakage.md

Affected products (1)

cpe:2.3:o:netentsec:ns-asg_firmware:6.3:*:*:*:*:*:*:*

More vulnerabilities in Netentsec Ns-asg Firmware

CVE-2024-30867 — Critical (CVSS 9.8): netentsec NS-ASG 6.3 is vulnerable to SQL Injection via /admin/edit_virtual_site_info.php.
CVE-2024-30858 — Critical (CVSS 9.8): netentsec NS-ASG 6.3 is vulnerable to SQL Injection via /admin/edit_fire_wall.php.
CVE-2024-30865 — Critical (CVSS 9.8): netentsec NS-ASG 6.3 is vulnerable to SQL Injection via /admin/edit_user_login.php.
CVE-2024-30868 — Critical (CVSS 9.8): netentsec NS-ASG 6.3 is vulnerable to SQL Injection via /admin/add_getlogin.php.
CVE-2024-30862 — High (CVSS 8.8): netentsec NS-ASG 6.3 is vulnerable to SQL Injection via /3g/index.php.
CVE-2024-30860 — High (CVSS 8.8): netentsec NS-ASG 6.3 is vulnerable to SQL Injection via /admin/export_excel_user.php.

All CVEs affecting Netentsec Ns-asg Firmware →

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