How severe is CVE-2019-13481?

CVE-2019-13481 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-13481 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13481?

CVE-2019-13481 affects Dlink Dir-818lw Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-13481?

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-2019-13481 published?

CVE-2019-13481 was published on 2019-07-10 and last updated on 2026-06-17.

CVE-2019-13481

CVE-2019-13481 is a high-severity vulnerability in Dlink Dir-818lw Firmware with a CVSS 3.x base score of 8.8. 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 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Dlink Dir-818lw Firmware
Published: 2019-07-10
Last modified: 2026-06-17

Description

An issue was discovered on D-Link DIR-818LW devices with firmware 2.06betab01. There is a command injection in HNAP1 (exploitable with Authentication) via shell metacharacters in the MTU field to SetWanSettings.

Frequently asked questions

What is CVE-2019-13481?: An issue was discovered on D-Link DIR-818LW devices with firmware 2.06betab01. There is a command injection in HNAP1 (exploitable with Authentication) via shell metacharacters in the MTU field to SetWanSettings.
How severe is CVE-2019-13481?: CVE-2019-13481 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-13481 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13481?: CVE-2019-13481 affects Dlink Dir-818lw Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-13481?: 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-2019-13481 published?: CVE-2019-13481 was published on 2019-07-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-818lw_firmware:2.06:betab01:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-818lw Firmware

CVE-2018-20114 — Critical (CVSS 9.8): On D-Link DIR-818LW Rev.A 2.05.B03 and DIR-860L Rev.B 2.03.B03 devices, unauthenticated remote OS command execution can…
CVE-2019-13482 — High (CVSS 8.8): An issue was discovered on D-Link DIR-818LW devices with firmware 2.06betab01. There is a command injection in HNAP1…
CVE-2019-12787 — High (CVSS 8.8): An issue was discovered on D-Link DIR-818LW devices from 2.05.B03 to 2.06B01 BETA. There is a command injection in…
CVE-2019-12786 — High (CVSS 8.8): An issue was discovered on D-Link DIR-818LW devices from 2.05.B03 to 2.06B01 BETA. There is a command injection in…
CVE-2025-7553 — Medium (CVSS 4.7): A vulnerability classified as critical has been found in D-Link DIR-818LW up to 20191215. This affects an unknown part…
CVE-2025-9003 — Low (CVSS 3.5): A vulnerability has been found in D-Link DIR-818LW 1.04. This vulnerability affects unknown code of the file…

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