How severe is CVE-2023-46455?

CVE-2023-46455 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-2023-46455 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 47% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-46455?

CVE-2023-46455 affects Gl-inet Gl-ar300m Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-46455?

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-2023-46455 published?

CVE-2023-46455 was published on 2023-12-12 and last updated on 2026-06-17.

CVE-2023-46455

CVE-2023-46455 is a high-severity vulnerability in Gl-inet Gl-ar300m Firmware with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 47% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 47% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Gl-inet Gl-ar300m Firmware
Published: 2023-12-12
Last modified: 2026-06-17

Description

In GL.iNET GL-AR300M routers with firmware v4.3.7 it is possible to write arbitrary files through a path traversal attack in the OpenVPN client file upload functionality.

Frequently asked questions

What is CVE-2023-46455?: In GL.iNET GL-AR300M routers with firmware v4.3.7 it is possible to write arbitrary files through a path traversal attack in the OpenVPN client file upload functionality.
How severe is CVE-2023-46455?: CVE-2023-46455 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-2023-46455 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 47% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46455?: CVE-2023-46455 affects Gl-inet Gl-ar300m Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-46455?: 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-2023-46455 published?: CVE-2023-46455 was published on 2023-12-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:gl-inet:gl-ar300m_firmware:4.3.7:*:*:*:*:*:*:*

More vulnerabilities in Gl-inet Gl-ar300m Firmware

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CVE-2023-31475 — Critical (CVSS 9.8): An issue was discovered on GL.iNet devices before 3.216. The function guci2_get() found in libglutil.so has a buffer…
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