A security flaw has been discovered in D-Link DIR-823G 1.0.2B05. The affected element is an unknown function of the file /etc/vsftpd.conf of the component vsftpd. Performing a manipulation results in least privilege violation. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
D-link
  • Dir-823g
Dlink
  • Dir-823g
  • Dir-823g Firmware

Configuration 1 [-]

AND
cpe:2.3:o:dlink:dir-823g_firmware:1.0.2b05:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-823g:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://vuldb.com/cve/CVE-2026-11492 cve-icon cve-icon
https://vuldb.com/submit/834816 cve-icon cve-icon
https://vuldb.com/vuln/369112 cve-icon cve-icon
https://vuldb.com/vuln/369112/cti cve-icon cve-icon
https://www.dlink.com/ cve-icon cve-icon
https://www.notion.so/D-Link-DIR823G-V1-0-2B05_20181207-3671f5ba989080ac97fdc36d2fb5e57d?source=copy_link cve-icon cve-icon
History

Tue, 09 Jun 2026 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Dlink
Dlink dir-823g
Dlink dir-823g Firmware
CPEs cpe:2.3:h:dlink:dir-823g:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-823g_firmware:1.0.2b05:*:*:*:*:*:*:*
Vendors & Products Dlink
Dlink dir-823g
Dlink dir-823g Firmware

Mon, 08 Jun 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 08 Jun 2026 06:30:00 +0000

Type Values Removed Values Added
Description A security flaw has been discovered in D-Link DIR-823G 1.0.2B05. The affected element is an unknown function of the file /etc/vsftpd.conf of the component vsftpd. Performing a manipulation results in least privilege violation. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.
Title D-Link DIR-823G vsftpd vsftpd.conf least privilege violation
First Time appeared D-link
D-link dir-823g
Weaknesses CWE-266
CWE-272
CPEs cpe:2.3:h:d-link:dir-823g:*:*:*:*:*:*:*:*
Vendors & Products D-link
D-link dir-823g
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-06-08T05:30:09.936Z

Updated: 2026-06-08T13:00:43.295Z

Reserved: 2026-06-07T10:16:15.110Z

Link: CVE-2026-11492

cve-icon Vulnrichment

Updated: 2026-06-08T13:00:37.875Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-08T07:16:26.850

Modified: 2026-06-09T16:17:15.573

Link: CVE-2026-11492

cve-icon Redhat

No data.