CVE-2026-11492: Least Privilege Violation in D-Link DIR-823G
CVE-2026-11492 is a medium severity vulnerability in the D-Link DIR-823G router version 1.0.2B05. It involves a least privilege violation related to an unknown function in the /etc/vsftpd.conf file of the vsftpd component. The vulnerability can be exploited remotely without user interaction. Although an exploit has been publicly released, there is no official patch or remediation guidance available yet.
AI Analysis
Technical Summary
This vulnerability affects D-Link DIR-823G version 1.0.2B05 and arises from a least privilege violation in an unknown function within the vsftpd configuration file (/etc/vsftpd.conf). The issue allows remote attackers to perform unauthorized actions that violate the principle of least privilege. The CVSS 4.0 base score is 5.3, indicating medium severity. No official remediation or patch has been published by the vendor, and the vulnerability is publicly known with an exploit available.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to perform actions with higher privileges than intended, potentially leading to unauthorized access or control over affected systems. The impact is limited to the affected version of the D-Link DIR-823G router and involves privilege escalation via the vsftpd component configuration.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, users should monitor vendor communications for updates. Until a patch is available, consider restricting remote access to the affected device and disabling or limiting vsftpd service exposure if possible.
CVE-2026-11492: Least Privilege Violation in D-Link DIR-823G
Description
CVE-2026-11492 is a medium severity vulnerability in the D-Link DIR-823G router version 1.0.2B05. It involves a least privilege violation related to an unknown function in the /etc/vsftpd.conf file of the vsftpd component. The vulnerability can be exploited remotely without user interaction. Although an exploit has been publicly released, there is no official patch or remediation guidance available yet.
CVSS v4.0
Score 5.3medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects D-Link DIR-823G version 1.0.2B05 and arises from a least privilege violation in an unknown function within the vsftpd configuration file (/etc/vsftpd.conf). The issue allows remote attackers to perform unauthorized actions that violate the principle of least privilege. The CVSS 4.0 base score is 5.3, indicating medium severity. No official remediation or patch has been published by the vendor, and the vulnerability is publicly known with an exploit available.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to perform actions with higher privileges than intended, potentially leading to unauthorized access or control over affected systems. The impact is limited to the affected version of the D-Link DIR-823G router and involves privilege escalation via the vsftpd component configuration.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, users should monitor vendor communications for updates. Until a patch is available, consider restricting remote access to the affected device and disabling or limiting vsftpd service exposure if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-07T10:16:15.110Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a26623fe29bf47b50ad3335
Added to database: 06/08/2026, 06:33:35 UTC
Last enriched: 06/15/2026, 08:40:59 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 72
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