How severe is CVE-2021-38306?

CVE-2021-38306 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-2021-38306 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-2021-38306?

CVE-2021-38306 affects Lg N1t1 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-38306?

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-2021-38306 published?

CVE-2021-38306 was published on 2021-08-24 and last updated on 2026-06-17.

CVE-2021-38306

CVE-2021-38306 is a critical-severity vulnerability in Lg N1t1 Firmware with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Lg N1t1 Firmware
Published: 2021-08-24
Last modified: 2026-06-17

Description

Network Attached Storage on LG N1T1*** 10124 devices allows an unauthenticated attacker to gain root access via OS command injection in the en/ajp/plugins/access.ssh/checkInstall.php destServer parameter.

Frequently asked questions

What is CVE-2021-38306?: Network Attached Storage on LG N1T1*** 10124 devices allows an unauthenticated attacker to gain root access via OS command injection in the en/ajp/plugins/access.ssh/checkInstall.php destServer parameter.
How severe is CVE-2021-38306?: CVE-2021-38306 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-2021-38306 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-2021-38306?: CVE-2021-38306 affects Lg N1t1 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-38306?: 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-2021-38306 published?: CVE-2021-38306 was published on 2021-08-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:lg:n1t1_firmware:-:*:*:*:*:*:*:*

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