How severe is CVE-2023-29778?

CVE-2023-29778 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-29778 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29778?

CVE-2023-29778 affects Gl-inet Gl-mt3000 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-29778?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-29778 published?

CVE-2023-29778 was published on 2023-05-02 and last updated on 2026-07-05.

CVE-2023-29778

CVE-2023-29778 is a critical-severity vulnerability in Gl-inet Gl-mt3000 Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Gl-inet Gl-mt3000 Firmware
Published: 2023-05-02
Last modified: 2026-07-05

Description

GL.iNET MT3000 4.1.0 Release 2 is vulnerable to OS Command Injection via /usr/lib/oui-httpd/rpc/logread.

Frequently asked questions

What is CVE-2023-29778?: GL.iNET MT3000 4.1.0 Release 2 is vulnerable to OS Command Injection via /usr/lib/oui-httpd/rpc/logread.
How severe is CVE-2023-29778?: CVE-2023-29778 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-29778 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29778?: CVE-2023-29778 affects Gl-inet Gl-mt3000 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-29778?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-29778 published?: CVE-2023-29778 was published on 2023-05-02 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:o:gl-inet:gl-mt3000_firmware:4.1.0:release_2:*:*:*:*:*:*

More vulnerabilities in Gl-inet Gl-mt3000 Firmware

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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-2023-50445 — High (CVSS 7.8): 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…
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…

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