How severe is CVE-2023-50445?

CVE-2023-50445 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-50445 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-50445?

CVE-2023-50445 primarily affects Gl-inet Gl-mt1300 Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-50445?

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-2023-50445 published?

CVE-2023-50445 was published on 2023-12-28 and last updated on 2026-06-17.

CVE-2023-50445

CVE-2023-50445 is a high-severity vulnerability in Gl-inet Gl-mt1300 Firmware with a CVSS 3.x base score of 7.8. 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Gl-inet Gl-mt1300 Firmware
Published: 2023-12-28
Last modified: 2026-06-17

Description

Shell Injection vulnerability GL.iNet A1300 v4.4.6, AX1800 v4.4.6, AXT1800 v4.4.6, MT3000 v4.4.6, MT2500 v4.4.6, MT6000 v4.5.0, MT1300 v4.3.7, MT300N-V2 v4.3.7, AR750S v4.3.7, AR750 v4.3.7, AR300M v4.3.7, and B1300 v4.3.7., allows local attackers to execute arbitrary code via the get_system_log and get_crash_log functions of the logread module, as well as the upgrade_online function of the upgrade module.

Frequently asked questions

What is CVE-2023-50445?: Shell Injection vulnerability GL.iNet A1300 v4.4.6, AX1800 v4.4.6, AXT1800 v4.4.6, MT3000 v4.4.6, MT2500 v4.4.6, MT6000 v4.5.0, MT1300 v4.3.7, MT300N-V2 v4.3.7, AR750S v4.3.7, AR750 v4.3.7, AR300M v4.3.7, and B1300 v4.3.7., allows local attackers to execute arbitrary code via the get_system_log and get_crash_log functions of the logread module, as well as the upgrade_online function of the upgrade module.
How severe is CVE-2023-50445?: CVE-2023-50445 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-50445 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-50445?: CVE-2023-50445 primarily affects Gl-inet Gl-mt1300 Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-50445?: 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-2023-50445 published?: CVE-2023-50445 was published on 2023-12-28 and last updated on 2026-06-17.

References

Affected products (12)

cpe:2.3:o:gl-inet:gl-mt1300_firmware:4.3.7:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-mt300n-v2_firmware:4.3.7:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-ar750s_firmware:4.3.7:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-ar750_firmware:4.3.7:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-ar300m_firmware:4.3.7:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-b1300_firmware:4.3.7:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-mt6000_firmware:4.5.0:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-a1300_firmware:4.4.6:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-ax1800_firmware:4.4.6:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-axt1800_firmware:4.4.6:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-mt3000_firmware:4.4.6:*:*:*:*:*:*:*
cpe:2.3:o:gl-inet:gl-mt2500_firmware:4.4.6:*:*:*:*:*:*:*

More vulnerabilities in Gl-inet Gl-mt1300 Firmware

CVE-2023-50919 — Critical (CVSS 9.8): An issue was discovered on GL.iNet devices before version 4.5.0. There is an NGINX authentication bypass via Lua string…
CVE-2023-50921 — Critical (CVSS 9.8): An issue was discovered on GL.iNet devices through 4.5.0. Attackers can invoke the add_user interface in the system…
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…
CVE-2023-31471 — Critical (CVSS 9.8): An issue was discovered on GL.iNet devices before 3.216. Through the software installation feature, it is possible to…
CVE-2023-31477 — High (CVSS 7.5): A path traversal issue was discovered on GL.iNet devices before 3.216. Through the file sharing feature, it is possible…
CVE-2023-31478 — High (CVSS 7.5): An issue was discovered on GL.iNet devices before 3.216. An API endpoint reveals information about the Wi-Fi…

All CVEs affecting Gl-inet Gl-mt1300 Firmware →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-56004 — Critical (CVSS 10.0): A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by…
CVE-2026-56415 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability within the debug.pl script that is…
CVE-2026-56413 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability in the ms_service.pl service, which listens…
CVE-2026-49869 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, AuthenticationFilter in…
CVE-2026-49261 — Critical (CVSS 10.0): MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through…
CVE-2026-10520 — Critical (CVSS 10.0): An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a…

Browse all CWE-78 (OS Command Injection) vulnerabilities →