NULL pointer dereference in D-link Dir-823x

CVE-2025-1103

A vulnerability, which was classified as problematic, was found in D-Link DIR-823X 240126/240802. This affects the function set_wifi_blacklists of the file /goform/set_wifi_blacklists of the component HTTP POST Request Handler. The manipul…

EPSS: 0.113 (95.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-1103?
CVE-2025-1103 is a medium-severity vulnerability in D-link Dir-823x, classified under Improper Resource Shutdown or Release. CVSS score: 6.5/10. Published 2025-02-07.
How severe is CVE-2025-1103?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-1103 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.