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Vulnerability record · CVE-2019-15529 · published 23 August 2019

CVE-2019-15529: Dlink dir-823g firmware os command injection vulnerability

Dlink · Dir 823g Firmware

An issue was discovered on D-Link DIR-823G devices with firmware V1.0.2B05. There is a command injection in HNAP1 (exploitable with Authentication) via shell metacharacters in the Username field to Login.

8.8 CVSS 3.0 High EPSS 7.7% · top 5.6% CWE-78 · OS command injection
8.8CVSS 3.0 base score, v2 9.0
7.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered on D-Link DIR-823G devices with firmware V1.0.2B05. There is a command injection in HNAP1 (exploitable with Authentication) via shell metacharacters in the Username field to Login.

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

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

References

LinkTags
https://github.com/TeamSeri0us/pocs/blob/master/iot/dlink/823G-102B05-1.pdf ExploitThird Party Advisory
https://github.com/TeamSeri0us/pocs/blob/master/iot/dlink/823G-102B05-1.pdf ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2023-43241Dlink dir-823g firmware out-of-bounds write vulnerabilityD-Link DIR-823G v1.0.2B05 was discovered to contain a stack overflow via parameter TXPower and GuardInt in SetWLanRadioSecurity.EPSS 1.3%9.8CVE-2023-43235Dlink dir-823g firmware out-of-bounds write vulnerabilityD-Link DIR-823G v1.0.2B05 was discovered to contain a stack overflow via parameter StartTime and EndTime in SetWifiDownSettings.EPSS 1.3%9.8CVE-2023-26612Dlink dir-823g firmware classic buffer overflow vulnerabilityD-Link DIR-823G firmware version 1.02B05 has a buffer overflow vulnerability, which originates from the HostName field in SetParentsControlInfo.EPSS 1.3%9.8CVE-2023-26613Dlink dir-823g firmware os command injection vulnerabilityAn OS command injection vulnerability in D-Link DIR-823G firmware version 1.02B05 allows unauthorized attackers to execute arbitrary operating system…EPSS 31%9.8CVE-2023-26616Dlink dir-823g firmware classic buffer overflow vulnerabilityD-Link DIR-823G firmware version 1.02B05 has a buffer overflow vulnerability, which originates from the URL field in SetParentsControlInfo.EPSS 1.3%9.8CVE-2023-29665Dlink dir-823g firmware out-of-bounds write vulnerabilityD-Link DIR823G_V1.0.2B05 was discovered to contain a stack overflow via the NewPassword parameters in SetPasswdSettings.EPSS 1.2%9.8CVE-2022-44808Dlink dir-823g firmware os command injection vulnerabilityA command injection vulnerability has been found on D-Link DIR-823G devices with firmware version 1.02B03 that allows an attacker to execute arbitrar…EPSS 3.8%9.8CVE-2022-44201Dlink dir-823g firmware os command injection vulnerabilityD-Link DIR823G 1.02B05 is vulnerable to Commad Injection.EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2019-15529), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.