How severe is CVE-2018-17868?

CVE-2018-17868 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-17868 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-17868?

CVE-2018-17868 affects Dasan H660gw Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-17868?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-17868 published?

CVE-2018-17868 was published on 2018-10-01 and last updated on 2026-06-17.

CVE-2018-17868

CVE-2018-17868 is a medium-severity vulnerability in Dasan H660gw Firmware with a CVSS 3.x base score of 4.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Dasan H660gw Firmware
Published: 2018-10-01
Last modified: 2026-06-17

Description

DASAN H660GW devices have Stored XSS in the Port Forwarding functionality.

Frequently asked questions

What is CVE-2018-17868?: DASAN H660GW devices have Stored XSS in the Port Forwarding functionality.
How severe is CVE-2018-17868?: CVE-2018-17868 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-17868 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-17868?: CVE-2018-17868 affects Dasan H660gw Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-17868?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-17868 published?: CVE-2018-17868 was published on 2018-10-01 and last updated on 2026-06-17.

References

https://wojciechregula.blog/authenticated-rce-in-dasan-routers/

Affected products (1)

cpe:2.3:o:dasan:h660gw_firmware:-:*:*:*:*:*:*:*

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CVE-2018-17869 — High (CVSS 8.8): DASAN H660GW devices do not implement any CSRF protection mechanism.

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