What is CVE-2023-25282?

CVE-2023-25282 is a medium-severity vulnerability in Dlink Dir-820l, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2023-03-15.

How severe is CVE-2023-25282?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Dlink Dir-820l

CVE-2023-25282

A heap overflow vulnerability in D-Link DIR820LA1_FW106B02 allows attackers to cause a denial of service via the config.log_to_syslog and log_opt_dropPackets parameters to mydlink_api.ccp.

Vulnerability class: Buffer Overflow

Published 2023-03-15 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.010 (62.8th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Dlink Dir-820l — versions a1
Dlink Dir-820l Firmware — versions 1.06b02

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

www.dlink.com/en/security-bulletin/ (Vendor Advisory)
github.com/migraine-sudo/D_Link_Vuln/tree/main/Permanent DDOS vulnerability in… (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2023-25282?: CVE-2023-25282 is a medium-severity vulnerability in Dlink Dir-820l, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2023-03-15.
How severe is CVE-2023-25282?: Medium severity. CVSS v3 base score is 6.5 out of 10.