CVE-2026-11492
D-Link DIR-823G vsftpd vsftpd.conf least privilege violation
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jun 8, 2026
- Updated
- Jun 8, 2026
- Reserved
- Jun 7, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | 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 | VulDB |
| 3.1 | 4.3 Medium | 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 | VulDB |
| 3.0 | 4.3 Medium | 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 | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DIR-823GD-Link |
|
References
- VDB-369112 | D-Link DIR-823G vsftpd vsftpd.conf least privilege violationvdb-entry
- VDB-369112 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-11492 | CVE Analysis and Reportthird-party-advisory
- Submit #834816 | D-Link DIR823G V1.0.2B05_20181207 Misconfigurationthird-party-advisory
- https://www.notion.so/D-Link-DIR823G-V1-0-2B05_20181207-3671f5ba989080ac97fdc36d2fb5e57d?source=copy_linkexploit
- https://www.dlink.com/product
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