How severe is CVE-2018-14080?

CVE-2018-14080 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 high, integrity none, and availability none.

Is CVE-2018-14080 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-14080?

CVE-2018-14080 primarily affects D-link Dir-809 A1 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-14080?

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-2018-14080 published?

CVE-2018-14080 was published on 2018-10-09 and last updated on 2026-06-17.

CVE-2018-14080

CVE-2018-14080 is a high-severity vulnerability in D-link Dir-809 A1 Firmware with a CVSS 3.x base score of 7.5. 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-287.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: D-link Dir-809 A1 Firmware
Published: 2018-10-09
Last modified: 2026-06-17

Description

An issue was discovered on D-Link DIR-809 A1 through 1.09, A2 through 1.11, and Guest Zone through 1.09 devices. One can bypass authentication mechanisms to download the configuration file.

Frequently asked questions

What is CVE-2018-14080?: An issue was discovered on D-Link DIR-809 A1 through 1.09, A2 through 1.11, and Guest Zone through 1.09 devices. One can bypass authentication mechanisms to download the configuration file.
How severe is CVE-2018-14080?: CVE-2018-14080 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 high, integrity none, and availability none.
Is CVE-2018-14080 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-14080?: CVE-2018-14080 primarily affects D-link Dir-809 A1 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-14080?: 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-2018-14080 published?: CVE-2018-14080 was published on 2018-10-09 and last updated on 2026-06-17.

References

https://blog.nivel4.com/investigaciones/nuevas-vulnerabilidades-en-router-d-link-permiten-tomar-control-remoto-del-dispositivo/

Affected products (3)

cpe:2.3:o:d-link:dir-809_a1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:d-link:dir-809_a2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:d-link:dir-809_guestzone_firmware:*:*:*:*:*:*:*:*

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