What is CVE-2023-39669?

CVE-2023-39669 is a high-severity vulnerability in Dlink Dir-880l A1, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-08-18.

How severe is CVE-2023-39669?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-39669 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

NULL pointer dereference in Dlink Dir-880l A1

CVE-2023-39669

D-Link DIR-880 A1_FW107WWb08 was discovered to contain a NULL pointer dereference in the function FUN_00010824.

Published 2023-08-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.0th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Dlink Dir-880l A1
Dlink Dir-880l A1 Firmware — versions 107wwb08

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

www.dlink.com/en/security-bulletin/ (Vendor Advisory)
support.dlink.com/ (Product)
github.com/Davidteeri/Bug-Report/blob/main/D-Link/880 unchecked return value.md (Broken Link)

Frequently asked questions

What is CVE-2023-39669?: CVE-2023-39669 is a high-severity vulnerability in Dlink Dir-880l A1, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-08-18.
How severe is CVE-2023-39669?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-39669 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.