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Vulnerability record · CVE-2023-25282 · published 15 March 2023

CVE-2023-25282: Dlink dir-820l firmware out-of-bounds write vulnerability

Dlink · Dir 820l Firmware

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.

6.5 CVSS 3.1 Medium EPSS 1.0% · top 36.9% CWE-787 · Out-of-bounds write
6.5CVSS 3.1 base score
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/migraine-sudo/D_Link_Vuln/tree/main/Permanent%20DDOS%20vulnerability%20in%20emailInfo ExploitVendor Advisory
https://www.dlink.com/en/security-bulletin/ Vendor Advisory
https://github.com/migraine-sudo/D_Link_Vuln/tree/main/Permanent%20DDOS%20vulnerability%20in%20emailInfo ExploitVendor Advisory
https://www.dlink.com/en/security-bulletin/ Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-25280D-Link DIR-820L ping.ccp OS Command InjectionThe D-Link DIR-820L router firmware (DIR820LA1_FW105B03) fails to sanitize the ping_addr parameter passed to ping.ccp, allowing OS command injection.…KEVEPSS 98%analysed9.8CVE-2022-26258D-Link DIR-820L router OS command injection via HTTP POSTD-Link DIR-820L firmware 1.05B03 contains an OS command injection flaw reachable through an HTTP POST request to the set ccp handler, allowing remote…KEVEPSS 92%analysed9.8CVE-2021-45382D-Link DIR series routers command injection in DDNS functionAn OS command injection flaw exists in the DDNS function of the ncc2 binary on multiple D-Link DIR router models (DIR-810L, DIR-820L/LW, DIR-826L, DI…KEVEPSS 98%analysed9.8CVE-2015-1187D-Link and TRENDnet ping tool command injection allows remote code executionThe ping tool in multiple D-Link and TRENDnet router and access point firmware fails to properly authenticate or sanitize the ping_addr parameter pas…KEVEPSS 83%analysed9.8CVE-2024-48150Dlink dir-820l firmware classic buffer overflow vulnerabilityD-Link DIR-820L 1.05B03 has a stack overflow vulnerability in the sub_451208 function.EPSS 0.71%9.8CVE-2023-44808Dlink dir-820l firmware out-of-bounds write vulnerabilityD-Link DIR-820L 1.05B03 has a stack overflow vulnerability in the sub_4507CC function.EPSS 0.85%9.8CVE-2023-44809Dlink dir-820l firmware improper privilege management vulnerabilityD-Link device DIR-820L 1.05B03 is vulnerable to Insecure Permissions.EPSS 0.85%9.8CVE-2023-44807Dlink dir-820l firmware out-of-bounds write vulnerabilityD-Link DIR-820L 1.05B03 has a stack overflow vulnerability in the cancelPing function.EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2023-25282), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.