CVE-2023-39750

CRITICALNVD 9.89.8—Elevated

9.8

D-Link DAP-2660 v1.13 was discovered to contain a buffer overflow via the f_ipv6_enable parameter at /bsc_ipv6. This vulnerability is exploited via a crafted POST request.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 97.0%
KEV: Not listed

Published

August 21, 2023

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated Jun 6, 2026

No patch confirmed yet.

generic

Security Bulletin | D-Link

https://www.dlink.com/en/security-bulletin/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-120Buffer Copy without Checking Size (Classic Buffer Overflow)

Data Freshness Timeline

(refreshed 17× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 13:46 UTCepss_batch
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Frequently asked(5)

What is CVE-2023-39750?

CVE-2023-39750 is a critical vulnerability published on August 21, 2023. D-Link DAP-2660 v1.13 was discovered to contain a buffer overflow via the fipv6enable parameter at /bsc_ipv6. This vulnerability is exploited via a crafted POST request.

When was CVE-2023-39750 disclosed?

CVE-2023-39750 was first published in the National Vulnerability Database on August 21, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-39750 actively exploited?

CVE-2023-39750 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-39750?

CVE-2023-39750 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-39750?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-39750, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2023-39750

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

Security Bulletin | D-Link

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-39750?

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Frequently asked(5)

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